int
main(int argc, char *argv[])
{
struct limare_state *state;
int ret;
const char *vertex_shader_source =
"uniform mat4 modelviewMatrix;\n"
"uniform mat4 modelviewprojectionMatrix;\n"
"uniform mat3 normalMatrix;\n"
"\n"
"attribute vec4 in_position; \n"
"attribute vec3 in_normal; \n"
"attribute vec2 in_coord; \n"
"\n"
"vec4 lightSource = vec4(10.0, 20.0, 40.0, 0.0);\n"
" \n"
"varying vec4 vVaryingColor; \n"
"varying vec2 coord; \n"
" \n"
"void main() \n"
"{ \n"
" gl_Position = modelviewprojectionMatrix * in_position;\n"
" vec3 vEyeNormal = normalMatrix * in_normal;\n"
" vec4 vPosition4 = modelviewMatrix * in_position;\n"
" vec3 vPosition3 = vPosition4.xyz / vPosition4.w;\n"
" vec3 vLightDir = normalize(lightSource.xyz - vPosition3);\n"
" float diff = max(0.0, dot(vEyeNormal, vLightDir));\n"
" vVaryingColor = vec4(diff * vec3(1.0, 1.0, 1.0), 1.0);\n"
" coord = in_coord; \n"
"} \n";
const char *fragment_shader_source =
"precision mediump float; \n"
" \n"
"varying vec4 vVaryingColor; \n"
"varying vec2 coord; \n"
" \n"
"uniform sampler2D in_texture; \n"
" \n"
"void main() \n"
"{ \n"
" gl_FragColor = vVaryingColor * texture2D(in_texture, coord);\n"
"} \n";
float *vertices_array = companion_vertices_array();
float *texture_coordinates_array =
companion_texture_coordinates_array();
float *normals_array = companion_normals_array();
state = limare_init();
if (!state)
return -1;
limare_buffer_clear(state);
ret = limare_state_setup(state, 0, 0, 0xFF505050);
if (ret)
return ret;
int width, height;
limare_buffer_size(state, &width, &height);
float aspect = (float) height / width;
limare_enable(state, GL_DEPTH_TEST);
limare_enable(state, GL_CULL_FACE);
limare_depth_mask(state, 1);
int program = limare_program_new(state);
vertex_shader_attach(state, program, vertex_shader_source);
fragment_shader_attach(state, program, fragment_shader_source);
limare_link(state);
int vertices_buffer =
limare_attribute_buffer_upload(state, LIMARE_ATTRIB_FLOAT,
3, 0, COMPANION_ARRAY_COUNT,
vertices_array);
int texture_coordinates_buffer =
limare_attribute_buffer_upload(state, LIMARE_ATTRIB_FLOAT,
2, 0, COMPANION_ARRAY_COUNT,
texture_coordinates_array);
int normals_buffer =
limare_attribute_buffer_upload(state, LIMARE_ATTRIB_FLOAT,
3, 0, COMPANION_ARRAY_COUNT,
normals_array);
limare_attribute_buffer_attach(state, "in_position", vertices_buffer);
limare_attribute_buffer_attach(state, "in_coord",
texture_coordinates_buffer);
limare_attribute_buffer_attach(state, "in_normal", normals_buffer);
int texture = limare_texture_upload(state, companion_texture,
COMPANION_TEXTURE_WIDTH,
COMPANION_TEXTURE_HEIGHT,
COMPANION_TEXTURE_FORMAT, 0);
limare_texture_attach(state, "in_texture", texture);
ESMatrix modelview;
esMatrixLoadIdentity(&modelview);
esTranslate(&modelview, 0.0, 0.0, -4.0);
esRotate(&modelview, -30.0, 1.0, 0.0, 0.0);
esRotate(&modelview, -45.0, 0.0, 1.0, 0.0);
ESMatrix projection;
esMatrixLoadIdentity(&projection);
esFrustum(&projection, -1.0, +1.0, -1.0 * aspect, +1.0 * aspect,
1.0, 10.0);
ESMatrix modelviewprojection;
esMatrixLoadIdentity(&modelviewprojection);
esMatrixMultiply(&modelviewprojection, &modelview, &projection);
float normal[9];
normal[0] = modelview.m[0][0];
normal[1] = modelview.m[0][1];
normal[2] = modelview.m[0][2];
normal[3] = modelview.m[1][0];
normal[4] = modelview.m[1][1];
normal[5] = modelview.m[1][2];
normal[6] = modelview.m[2][0];
normal[7] = modelview.m[2][1];
normal[8] = modelview.m[2][2];
limare_uniform_attach(state, "modelviewMatrix", 16,
&modelview.m[0][0]);
limare_uniform_attach(state, "modelviewprojectionMatrix", 16,
&modelviewprojection.m[0][0]);
limare_uniform_attach(state, "normalMatrix", 9, normal);
limare_frame_new(state);
ret = limare_draw_arrays(state, GL_TRIANGLES, 0, COMPANION_ARRAY_COUNT);
if (ret)
return ret;
ret = limare_frame_flush(state);
if (ret)
return ret;
limare_buffer_swap(state);
limare_finish(state);
return 0;
}
int main(int argc, char **argv)
{
int rv;
struct viv_conn *conn = 0;
rv = viv_open(VIV_HW_3D, &conn);
if(rv!=0)
{
fprintf(stderr, "Error opening device\n");
exit(1);
}
printf("Succesfully opened device\n");
viv_show_chip_info(conn);
gcsHAL_INTERFACE id = {};
id.command = gcvHAL_ATTACH;
if((viv_invoke(conn, &id)) != gcvSTATUS_OK)
{
#ifdef DEBUG
fprintf(stderr, "Error attaching to GPU\n");
#endif
exit(1);
}
gckCONTEXT context = id.u.Attach.context;
/* allocate command buffer (blob uses four command buffers, but we don't even fill one) */
viv_addr_t buf0_physical = 0;
void *buf0_logical = 0;
if(viv_alloc_contiguous(conn, 0x20000, &buf0_physical, &buf0_logical, NULL)!=0)
{
fprintf(stderr, "Error allocating host memory\n");
exit(1);
}
printf("Allocated buffer: phys=%08x log=%08x\n", (uint32_t)buf0_physical, (uint32_t)buf0_logical);
/* allocate main render target */
gcuVIDMEM_NODE_PTR color_surface_node = 0;
if(viv_alloc_linear_vidmem(conn, 0x1ab000, 0x40, gcvSURF_RENDER_TARGET, gcvPOOL_DEFAULT, &color_surface_node, NULL)!=0)
{
fprintf(stderr, "Error allocating render target buffer memory\n");
exit(1);
}
printf("Allocated render target node: node=%08x\n", (uint32_t)color_surface_node);
viv_addr_t color_surface_physical = 0;
void *color_surface_logical = 0;
if(viv_lock_vidmem(conn, color_surface_node, &color_surface_physical, &color_surface_logical)!=0)
{
fprintf(stderr, "Error locking render target memory\n");
exit(1);
}
printf("Locked render target: phys=%08x log=%08x\n", (uint32_t)color_surface_physical, (uint32_t)color_surface_logical);
/* allocate tile status for main render target */
gcuVIDMEM_NODE_PTR color_status_node = 0;
if(viv_alloc_linear_vidmem(conn, 0x1b00, 0x40, gcvSURF_TILE_STATUS, gcvPOOL_DEFAULT, &color_status_node, NULL)!=0)
{
fprintf(stderr, "Error allocating render target tile status memory\n");
exit(1);
}
printf("Allocated render target tile status node: node=%08x\n", (uint32_t)color_status_node);
viv_addr_t color_status_physical = 0;
void *color_status_logical = 0;
if(viv_lock_vidmem(conn, color_status_node, &color_status_physical, &color_status_logical)!=0)
{
fprintf(stderr, "Error locking render target memory\n");
exit(1);
}
printf("Locked render target ts: phys=%08x log=%08x\n", (uint32_t)color_status_physical, (uint32_t)color_status_logical);
/* allocate depth for main render target */
gcuVIDMEM_NODE_PTR depth_surface_node = 0;
if(viv_alloc_linear_vidmem(conn, 0xd1000, 0x40, gcvSURF_DEPTH, gcvPOOL_DEFAULT, &depth_surface_node, NULL)!=0)
{
fprintf(stderr, "Error allocating depth memory\n");
exit(1);
}
printf("Allocated depth node: node=%08x\n", (uint32_t)depth_surface_node);
viv_addr_t depth_surface_physical = 0;
void *depth_surface_logical = 0;
if(viv_lock_vidmem(conn, depth_surface_node, &depth_surface_physical, &depth_surface_logical)!=0)
{
fprintf(stderr, "Error locking depth target memory\n");
exit(1);
}
printf("Locked depth target: phys=%08x log=%08x\n", (uint32_t)depth_surface_physical, (uint32_t)depth_surface_logical);
/* allocate depth ts for main render target */
gcuVIDMEM_NODE_PTR depth_status_node = 0;
if(viv_alloc_linear_vidmem(conn, 0xe00, 0x40, gcvSURF_TILE_STATUS, gcvPOOL_DEFAULT, &depth_status_node, NULL)!=0)
{
fprintf(stderr, "Error allocating depth memory\n");
exit(1);
}
printf("Allocated depth ts node: node=%08x\n", (uint32_t)depth_status_node);
viv_addr_t depth_status_physical = 0;
void *depth_status_logical = 0;
if(viv_lock_vidmem(conn, depth_status_node, &depth_status_physical, &depth_status_logical)!=0)
{
fprintf(stderr, "Error locking depth target ts memory\n");
exit(1);
}
printf("Locked depth ts target: phys=%08x log=%08x\n", (uint32_t)depth_status_physical, (uint32_t)depth_status_logical);
/* allocate vertex buffer */
gcuVIDMEM_NODE_PTR vtx_node = 0;
if(viv_alloc_linear_vidmem(conn, 0x100000, 0x40, gcvSURF_VERTEX, gcvPOOL_DEFAULT, &vtx_node, NULL)!=0)
{
fprintf(stderr, "Error allocating vertex memory\n");
exit(1);
}
printf("Allocated vertex node: node=%08x\n", (uint32_t)vtx_node);
viv_addr_t vtx_physical = 0;
void *vtx_logical = 0;
if(viv_lock_vidmem(conn, vtx_node, &vtx_physical, &vtx_logical)!=0)
{
fprintf(stderr, "Error locking vertex memory\n");
exit(1);
}
printf("Locked vertex memory: phys=%08x log=%08x\n", (uint32_t)vtx_physical, (uint32_t)vtx_logical);
/* allocate tile status for aux render target */
gcuVIDMEM_NODE_PTR rs_dest_node = 0;
if(viv_alloc_linear_vidmem(conn, 0x1a0000, 0x40, gcvSURF_BITMAP, gcvPOOL_DEFAULT, &rs_dest_node, NULL)!=0)
{
fprintf(stderr, "Error allocating aux render target tile status memory\n");
exit(1);
}
printf("Allocated aux render target tile status node: node=%08x\n", (uint32_t)rs_dest_node);
viv_addr_t rs_dest_physical = 0;
void *rs_dest_logical = 0;
if(viv_lock_vidmem(conn, rs_dest_node, &rs_dest_physical, &rs_dest_logical)!=0)
{
fprintf(stderr, "Error locking aux ts render target memory\n");
exit(1);
}
printf("Locked aux render target ts: phys=%08x log=%08x\n", (uint32_t)rs_dest_physical, (uint32_t)rs_dest_logical);
int texture_size[] = {0x100000, 0x040000, 0x010000, 0x004000, 0x001000, 0x000400, 0x000200, 0x000100, 0x000100, 0x000100};
gcuVIDMEM_NODE_PTR text_lod[10];
viv_addr_t text_lod_physical[10];
void* text_lod_logical[10];
for(int idx=0; idx<10; idx++)
{
if (viv_alloc_linear_vidmem(conn, texture_size[idx], 0x40, gcvSURF_TEXTURE, gcvPOOL_DEFAULT, &text_lod[idx], NULL) != 0)
{
fprintf(stderr, "Error locking texture nr %d\n", idx);
exit(1);
}
if(viv_lock_vidmem(conn, text_lod[idx], &text_lod_physical[idx], &text_lod_logical[idx]) != 0)
{
fprintf(stderr, "Error locking texture memory\n");
exit(1);
}
printf("Locked texture target nr %d: phys=%08x log=%08x\n", idx, (uint32_t)text_lod_physical[idx], (uint32_t)text_lod_logical[idx]);
}
/* Interleave companion cube vertex data into ADDR_I */
//memset(vtx_logical, 0, 0x5ef80);
float *vertices_array = companion_vertices_array();
float *texture_coordinates_array = companion_texture_coordinates_array();
float *normals_array = companion_normals_array();
int dest_idx = 0;
for(int vert=0; vert<COMPANION_ARRAY_COUNT*3; ++vert)
{
((float*)vtx_logical)[dest_idx] = vertices_array[vert];
dest_idx++;
}
for(int vert=0; vert<COMPANION_ARRAY_COUNT*3; ++vert)
{
((float*)vtx_logical)[dest_idx] = normals_array[vert];
dest_idx++;
}
for(int vert=0; vert<COMPANION_ARRAY_COUNT*2; ++vert)
{
((float*)vtx_logical)[dest_idx] = texture_coordinates_array[vert];
dest_idx++;
}
/* Fill in texture (convert from RGB linear to tiled) */
#if 1
#define TILE_WIDTH (4)
#define TILE_HEIGHT (4)
#define TILE_WORDS (TILE_WIDTH*TILE_HEIGHT)
unsigned ytiles = COMPANION_TEXTURE_HEIGHT / TILE_HEIGHT;
unsigned xtiles = COMPANION_TEXTURE_WIDTH / TILE_WIDTH;
unsigned dst_stride = xtiles * TILE_WORDS;
for(unsigned ty=0; ty<ytiles; ++ty)
{
for(unsigned tx=0; tx<xtiles; ++tx)
{
unsigned ofs = ty * dst_stride + tx * TILE_WORDS;
for(unsigned y=0; y<TILE_HEIGHT; ++y)
{
for(unsigned x=0; x<TILE_WIDTH; ++x)
{
unsigned srcy = ty*TILE_HEIGHT + y;
unsigned srcx = tx*TILE_WIDTH + x;
unsigned src_ofs = (srcy*COMPANION_TEXTURE_WIDTH+srcx)*3;
unsigned r,g,b,a;
r = ((uint8_t*)companion_texture)[src_ofs+0];
g = ((uint8_t*)companion_texture)[src_ofs+1];
b = ((uint8_t*)companion_texture)[src_ofs+2];
a = 255;
((uint32_t*)text_lod_logical[0])[ofs] = ((a&0xFF) << 24) | ((b&0xFF) << 16) | ((g&0xFF) << 8) | (r&0xFF);
//((uint32_t*)text_lod_logical[0])[ofs] = 0xff00ff00;
ofs += 1;
}
}
}
}
#endif
#if 0
int texfd = open("/data/mine/texture.raw", O_RDONLY);
read(texfd, text_lod_logical[0], 512*512*4);
close(texfd);
#endif
struct _gcoCMDBUF commandBuffer = {
.object = {
.type = gcvOBJ_COMMANDBUFFER
},
.physical = (void*)buf0_physical,
.logical = (void*)buf0_logical,
.bytes = 0x20000,
.startOffset = 0x0,
};
commandBuffer.free = commandBuffer.bytes - 0x8; /* Always keep 0x8 at end of buffer for kernel driver */
/* Set addresses in first command buffer */
cmdbuf1[31] = cmdbuf1[81] = cmdbuf1[103] = color_status_physical; //H
cmdbuf1[32] = cmdbuf1[104] = color_surface_physical; //G
cmdbuf1[41] = cmdbuf1[135] = cmdbuf1[155] = depth_status_physical; //J
cmdbuf1[42] = cmdbuf1[156] = depth_surface_physical; //I
cmdbuf1[191] = text_lod_physical[0]; //L - base bitmap
cmdbuf1[193] = text_lod_physical[1]; //M
/* Submit first command buffer */
commandBuffer.startOffset = 0;
memcpy((void*)((size_t)commandBuffer.logical + commandBuffer.startOffset), cmdbuf1, sizeof(cmdbuf1));
commandBuffer.offset = commandBuffer.startOffset + sizeof(cmdbuf1);
commandBuffer.free -= sizeof(cmdbuf1) + 0x08;
printf("[1] startOffset=%08x, offset=%08x, free=%08x\n", (uint32_t)commandBuffer.startOffset, (uint32_t)commandBuffer.offset, (uint32_t)commandBuffer.free);
if(viv_commit(conn, &commandBuffer, context) != 0)
{
fprintf(stderr, "Error committing first command buffer\n");
exit(1);
}
/* Create signal */
int sig_id = 0;
if(viv_user_signal_create(conn, 0, &sig_id) != 0) /* automatic resetting signal */
{
fprintf(stderr, "Cannot create user signal\n");
exit(1);
}
printf("Created user signal %i\n", sig_id);
/* Queue and wait for signal */
if(viv_event_queue_signal(conn, sig_id, gcvKERNEL_PIXEL) != 0)
{
fprintf(stderr, "Cannot queue GPU signal\n");
exit(1);
}
if(viv_user_signal_wait(conn, sig_id, VIV_WAIT_INDEFINITE) != 0)
{
fprintf(stderr, "Cannot wait for signal\n");
exit(1);
}
//generate LOD
unsigned stride[] = {0x1000, 0x800, 0x400, 0x200, 0x100, 0x100, 0x100, 0x100, 0x100};
unsigned height[] = { 256, 128, 64, 32, 16, 8, 8, 8};
unsigned width[] = { 256, 128, 64, 32, 32, 32, 32, 32};
/* 33 - stride src
35 - stride dst *
39 - pad but allways different - garbage?
45 - source addr
47 - dest addr
49 - height width*/
for (int idx=0; idx<8; idx++)
{
/* Submit command buffer 2 */
cmdbuf2[33] = stride[idx];
cmdbuf2[35] = stride[idx + 1];
cmdbuf2[45] = text_lod_physical[idx + 1]; //idx 0 - 1 done in first cmdbuf
cmdbuf2[47] = text_lod_physical[idx + 2];
cmdbuf2[49] = (height[idx] << 16) | width[idx];
commandBuffer.startOffset = commandBuffer.offset + 0x08; /* Make space for LINK */
memcpy((void*)((size_t)commandBuffer.logical + commandBuffer.startOffset), cmdbuf2, sizeof(cmdbuf2));
commandBuffer.offset = commandBuffer.startOffset + sizeof(cmdbuf2);
commandBuffer.free -= sizeof(cmdbuf2) + 0x08;
printf("[2,%d] startOffset=%08x, offset=%08x, free=%08x\n", idx, (uint32_t)commandBuffer.startOffset, (uint32_t)commandBuffer.offset, (uint32_t)commandBuffer.free);
if(viv_commit(conn, &commandBuffer, context) != 0)
{
fprintf(stderr, "Error committing second command buffer\n");
exit(1);
}
}
/* Submit command buffer 3 */
commandBuffer.startOffset = commandBuffer.offset + 0x08;
memcpy((void*)((size_t)commandBuffer.logical + commandBuffer.startOffset), cmdbuf3, sizeof(cmdbuf3));
commandBuffer.offset = commandBuffer.startOffset + sizeof(cmdbuf3);
commandBuffer.free -= sizeof(cmdbuf3) + 0x08;
printf("[3] startOffset=%08x, offset=%08x, free=%08x\n", (uint32_t)commandBuffer.startOffset, (uint32_t)commandBuffer.offset, (uint32_t)commandBuffer.free);
if(viv_commit(conn, &commandBuffer, context) != 0)
{
fprintf(stderr, "Error committing third command buffer\n");
exit(1);
}
/* Submit command buffer 4 */
cmdbuf4[67] = vtx_physical; //A
cmdbuf4[68] = vtx_physical+0x239d0; //A
cmdbuf4[69] = vtx_physical+(2*0x239d0); //A
cmdbuf4[87] = text_lod_physical[0];
cmdbuf4[89] = text_lod_physical[1];
cmdbuf4[91] = text_lod_physical[2];
cmdbuf4[93] = text_lod_physical[3];
cmdbuf4[95] = text_lod_physical[4];
cmdbuf4[97] = text_lod_physical[5];
cmdbuf4[99] = text_lod_physical[6];
cmdbuf4[101] = text_lod_physical[7];
cmdbuf4[103] = text_lod_physical[8];
cmdbuf4[105] = text_lod_physical[9];
cmdbuf4[153] = cmdbuf4[155] = color_surface_physical;//G
cmdbuf4[165] = cmdbuf4[167] = depth_surface_physical;//I
commandBuffer.startOffset = commandBuffer.offset + 0x08;
memcpy((void*)((size_t)commandBuffer.logical + commandBuffer.startOffset), cmdbuf4, sizeof(cmdbuf4));
commandBuffer.offset = commandBuffer.startOffset + sizeof(cmdbuf4);
commandBuffer.free -= sizeof(cmdbuf4) + 0x08;
printf("[4] startOffset=%08x, offset=%08x, free=%08x\n", (uint32_t)commandBuffer.startOffset, (uint32_t)commandBuffer.offset, (uint32_t)commandBuffer.free);
if(viv_commit(conn, &commandBuffer, context) != 0)
{
fprintf(stderr, "Error committing command buffer 4\n");
exit(1);
}
/* Submit event, and wait */
if(viv_event_queue_signal(conn, sig_id, gcvKERNEL_PIXEL) != 0)
{
fprintf(stderr, "Cannot queue GPU signal\n");
exit(1);
}
if(viv_user_signal_wait(conn, sig_id, VIV_WAIT_INDEFINITE) != 0)
{
fprintf(stderr, "Cannot wait for signal\n");
exit(1);
}
/* Submit command buffer 5 */
cmdbuf5[35] = cmdbuf5[37] = color_surface_physical;
commandBuffer.startOffset = commandBuffer.offset + 0x08;
memcpy((void*)((size_t)commandBuffer.logical + commandBuffer.startOffset), cmdbuf5, sizeof(cmdbuf5));
commandBuffer.offset = commandBuffer.startOffset + sizeof(cmdbuf5);
commandBuffer.free -= sizeof(cmdbuf5) + 0x08;
printf("[5] startOffset=%08x, offset=%08x, free=%08x\n", (uint32_t)commandBuffer.startOffset, (uint32_t)commandBuffer.offset, (uint32_t)commandBuffer.free);
if(viv_commit(conn, &commandBuffer, context) != 0)
{
fprintf(stderr, "Error committing command buffer 5\n");
exit(1);
}
cmdbuf6[35] = color_surface_physical;
cmdbuf6[37] = rs_dest_physical;
commandBuffer.startOffset = commandBuffer.offset + 0x08;
memcpy((void*)((size_t)commandBuffer.logical + commandBuffer.startOffset), cmdbuf6, sizeof(cmdbuf6));
commandBuffer.offset = commandBuffer.startOffset + sizeof(cmdbuf6);
commandBuffer.free -= sizeof(cmdbuf6) + 0x08;
printf("[6] startOffset=%08x, offset=%08x, free=%08x\n", (uint32_t)commandBuffer.startOffset, (uint32_t)commandBuffer.offset, (uint32_t)commandBuffer.free);
if(viv_commit(conn, &commandBuffer, context) != 0)
{
fprintf(stderr, "Error committing command buffer 5\n");
exit(1);
}
/* Allocate bitmap memory, map */
gcuVIDMEM_NODE_PTR bmp_node = 0;
if(viv_alloc_linear_vidmem(conn, 0x177000, 0x40, gcvSURF_BITMAP, gcvPOOL_DEFAULT, &bmp_node, NULL)!=0)
{
fprintf(stderr, "Error allocating bitmap status memory\n");
exit(1);
}
printf("Allocated bitmap node: node=%08x\n", (uint32_t)bmp_node);
viv_addr_t bmp_physical = 0; // ADDR_J
void *bmp_logical = 0;
if(viv_lock_vidmem(conn, bmp_node, &bmp_physical, &bmp_logical)!=0)
{
fprintf(stderr, "Error locking bmp memory\n");
exit(1);
}
memset(bmp_logical, 0xff, 0x177000); // clear previous result
printf("Locked bmp: phys=%08x log=%08x\n", (uint32_t)bmp_physical, (uint32_t)bmp_logical);
/* Submit command buffer 7 */
cmdbuf7[0x19] = rs_dest_physical; //color_surface_physical or rs_dest_physical
cmdbuf7[0x1b] = bmp_physical;
commandBuffer.startOffset = commandBuffer.offset + 0x08;
memcpy((void*)((size_t)commandBuffer.logical + commandBuffer.startOffset), cmdbuf7, sizeof(cmdbuf7));
commandBuffer.offset = commandBuffer.startOffset + sizeof(cmdbuf7);
commandBuffer.free -= sizeof(cmdbuf7) + 0x08;
printf("[7] startOffset=%08x, offset=%08x, free=%08x\n", (uint32_t)commandBuffer.startOffset, (uint32_t)commandBuffer.offset, (uint32_t)commandBuffer.free);
if(viv_commit(conn, &commandBuffer, context) != 0)
{
fprintf(stderr, "Error committing command buffer 5\n");
exit(1);
}
/* Submit event queue with SIGNAL, fromWhere=gcvKERNEL_PIXEL */
if(viv_event_queue_signal(conn, sig_id, gcvKERNEL_PIXEL) != 0)
{
fprintf(stderr, "Cannot queue GPU signal\n");
exit(1);
}
/* Wait for signal */
if(viv_user_signal_wait(conn, sig_id, VIV_WAIT_INDEFINITE) != 0)
{
fprintf(stderr, "Cannot wait for signal\n");
exit(1);
}
bmp_dump32(bmp_logical, 800, 480, false, "/home/linaro/replay.bmp");
/* Unlock video memory */
if(viv_unlock_vidmem(conn, bmp_node, gcvSURF_BITMAP, 1) != 0)
{
fprintf(stderr, "Cannot unlock vidmem\n");
exit(1);
}
/*
for(int x=0; x<0x700; ++x)
{
uint32_t value = ((uint32_t*)rt_ts_logical)[x];
printf("Sample ts: %x %08x\n", x*4, value);
}*/
//printf("Contextbuffer used %i\n", *contextBuffer.inUse);
viv_close(conn);
return 0;
}
int main(int argc, char **argv)
{
struct fbdemos_scaffold *fbs = 0;
fbdemo_init(&fbs);
int width = fbs->width;
int height = fbs->height;
struct pipe_context *pipe = fbs->pipe;
/* Convert and upload embedded texture */
struct pipe_resource *tex_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_SAMPLER_VIEW, PIPE_FORMAT_B8G8R8X8_UNORM,
COMPANION_TEXTURE_WIDTH, COMPANION_TEXTURE_HEIGHT, 0);
void *temp = malloc(COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT * 4);
etna_convert_r8g8b8_to_b8g8r8x8(temp, (const uint8_t*)companion_texture, COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT);
etna_pipe_inline_write(pipe, tex_resource, 0, 0, temp, COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT * 4);
free(temp);
/* resources */
struct pipe_resource *rt_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_RENDER_TARGET, PIPE_FORMAT_B8G8R8X8_UNORM, width, height, 0);
struct pipe_resource *z_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_RENDER_TARGET, PIPE_FORMAT_Z16_UNORM, width, height, 0);
/* bind render target to framebuffer */
etna_fb_bind_resource(&fbs->fb, rt_resource);
/* geometry */
struct pipe_resource *vtx_resource = pipe_buffer_create(fbs->screen, PIPE_BIND_VERTEX_BUFFER, PIPE_USAGE_IMMUTABLE, VERTEX_BUFFER_SIZE);
struct pipe_resource *idx_resource = pipe_buffer_create(fbs->screen, PIPE_BIND_INDEX_BUFFER, PIPE_USAGE_IMMUTABLE, INDEX_BUFFER_SIZE);
struct pipe_transfer *vtx_transfer = 0;
float *vtx_logical = pipe_buffer_map(pipe, vtx_resource, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_UNSYNCHRONIZED, &vtx_transfer);
assert(vtx_logical);
struct pipe_transfer *idx_transfer = 0;
float *idx_logical = pipe_buffer_map(pipe, idx_resource, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_UNSYNCHRONIZED, &idx_transfer);
assert(idx_logical);
#ifndef INDEXED
printf("Interleaving vertices...\n");
float *vertices_array = companion_vertices_array();
float *texture_coordinates_array =
companion_texture_coordinates_array();
float *normals_array = companion_normals_array();
assert(COMPANION_ARRAY_COUNT*(3+3+2)*sizeof(float) < VERTEX_BUFFER_SIZE);
for(int vert=0; vert<COMPANION_ARRAY_COUNT; ++vert)
{
int dest_idx = vert * (3 + 3 + 2);
for(int comp=0; comp<3; ++comp)
((float*)vtx_logical)[dest_idx+comp+0] = vertices_array[vert*3 + comp]; /* 0 */
for(int comp=0; comp<3; ++comp)
((float*)vtx_logical)[dest_idx+comp+3] = normals_array[vert*3 + comp]; /* 1 */
for(int comp=0; comp<2; ++comp)
((float*)vtx_logical)[dest_idx+comp+6] = texture_coordinates_array[vert*2 + comp]; /* 2 */
}
#else
printf("Interleaving vertices and copying index buffer...\n");
assert(COMPANION_VERTEX_COUNT*(3+3+2)*sizeof(float) < VERTEX_BUFFER_SIZE);
for(int vert=0; vert<COMPANION_VERTEX_COUNT; ++vert)
{
int dest_idx = vert * (3 + 3 + 2);
for(int comp=0; comp<3; ++comp)
((float*)vtx_logical)[dest_idx+comp+0] = companion_vertices[vert][comp]; /* 0 */
for(int comp=0; comp<3; ++comp)
((float*)vtx_logical)[dest_idx+comp+3] = companion_normals[vert][comp]; /* 1 */
for(int comp=0; comp<2; ++comp)
((float*)vtx_logical)[dest_idx+comp+6] = companion_texture_coordinates[vert][comp]; /* 2 */
}
assert(COMPANION_TRIANGLE_COUNT*3*sizeof(unsigned short) < INDEX_BUFFER_SIZE);
memcpy(idx_logical, &companion_triangles[0][0], COMPANION_TRIANGLE_COUNT*3*sizeof(unsigned short));
#endif
pipe_buffer_unmap(pipe, vtx_transfer);
pipe_buffer_unmap(pipe, idx_transfer);
struct pipe_vertex_buffer vertex_buffer_desc = {
.stride = (3 + 3 + 2)*4,
.buffer_offset = 0,
.buffer = vtx_resource,
.user_buffer = 0
};
struct pipe_index_buffer index_buffer_desc = {
.index_size = sizeof(unsigned short),
.offset = 0,
.buffer = idx_resource,
.user_buffer = 0
};
struct pipe_vertex_element pipe_vertex_elements[] = {
{ /* positions */
.src_offset = 0,
.instance_divisor = 0,
.vertex_buffer_index = 0,
.src_format = PIPE_FORMAT_R32G32B32_FLOAT
},
{ /* normals */
.src_offset = 0xc,
.instance_divisor = 0,
.vertex_buffer_index = 0,
.src_format = PIPE_FORMAT_R32G32B32_FLOAT
},
{ /* texture coord */
.src_offset = 0x18,
.instance_divisor = 0,
.vertex_buffer_index = 0,
.src_format = PIPE_FORMAT_R32G32_FLOAT
}
};
int main(int argc, char **argv)
{
int rv;
int width, height;
int width_s, height_s;
int padded_width, padded_height;
int backbuffer = 0;
int supersample_x = 2; // 1 or 2
int supersample_y = 2; // 1 or 2
int extra_ps_inputs = 0;
fb_info fb;
rv = fb_open(0, &fb);
if(rv!=0)
{
exit(1);
}
width = fb.fb_var.xres;
height = fb.fb_var.yres;
width_s = width * supersample_x;
height_s = height * supersample_y;
padded_width = etna_align_up(width_s, 64);
padded_height = etna_align_up(height_s, 64);
extra_ps_inputs = (supersample_x > 1 || supersample_y > 1); // in case of supersample, there is an extra input to PS
printf("padded_width %i padded_height %i\n", padded_width, padded_height);
rv = viv_open();
if(rv!=0)
{
fprintf(stderr, "Error opening device\n");
exit(1);
}
printf("Succesfully opened device\n");
etna_vidmem *rt = 0; /* main render target */
etna_vidmem *rt_ts = 0; /* tile status for main render target */
etna_vidmem *z = 0; /* depth for main render target */
etna_vidmem *z_ts = 0; /* depth ts for main render target */
etna_vidmem *vtx = 0; /* vertex buffer */
etna_vidmem *idx = 0; /* index buffer */
etna_vidmem *aux_rt = 0; /* auxilary render target */
etna_vidmem *aux_rt_ts = 0; /* tile status for auxilary render target */
etna_vidmem *tex = 0; /* texture */
etna_vidmem *bmp = 0; /* bitmap */
/* TODO: anti aliasing (doubles width/height) */
size_t rt_size = padded_width * padded_height * 4;
size_t rt_ts_size = etna_align_up((padded_width * padded_height * 4)/0x100, 0x100);
size_t z_size = padded_width * padded_height * 2;
size_t z_ts_size = etna_align_up((padded_width * padded_height * 2)/0x100, 0x100);
size_t bmp_size = width * height * 4;
if(etna_vidmem_alloc_linear(&rt, rt_size, gcvSURF_RENDER_TARGET, gcvPOOL_DEFAULT, true)!=ETNA_OK ||
etna_vidmem_alloc_linear(&rt_ts, rt_ts_size, gcvSURF_TILE_STATUS, gcvPOOL_DEFAULT, true)!=ETNA_OK ||
etna_vidmem_alloc_linear(&z, z_size, gcvSURF_DEPTH, gcvPOOL_DEFAULT, true)!=ETNA_OK ||
etna_vidmem_alloc_linear(&z_ts, z_ts_size, gcvSURF_TILE_STATUS, gcvPOOL_DEFAULT, true)!=ETNA_OK ||
etna_vidmem_alloc_linear(&vtx, VERTEX_BUFFER_SIZE, gcvSURF_VERTEX, gcvPOOL_DEFAULT, true)!=ETNA_OK ||
etna_vidmem_alloc_linear(&idx, INDEX_BUFFER_SIZE, gcvSURF_INDEX, gcvPOOL_DEFAULT, true)!=ETNA_OK ||
etna_vidmem_alloc_linear(&aux_rt, 0x4000, gcvSURF_RENDER_TARGET, gcvPOOL_SYSTEM, true)!=ETNA_OK ||
etna_vidmem_alloc_linear(&aux_rt_ts, 0x100, gcvSURF_TILE_STATUS, gcvPOOL_DEFAULT, true)!=ETNA_OK ||
etna_vidmem_alloc_linear(&tex, 0x100000, gcvSURF_TEXTURE, gcvPOOL_DEFAULT, true)!=ETNA_OK ||
etna_vidmem_alloc_linear(&bmp, bmp_size, gcvSURF_BITMAP, gcvPOOL_DEFAULT, true)!=ETNA_OK
)
{
fprintf(stderr, "Error allocating video memory\n");
exit(1);
}
/* Phew, now we got all the memory we need.
* Write interleaved attribute vertex stream.
* Unlike the GL example we only do this once, not every time glDrawArrays is called, the same would be accomplished
* from GL by using a vertex buffer object.
*/
memset(vtx->logical, 0, 0x5ef80);
#ifndef INDEXED
printf("Interleaving vertices...\n");
float *vertices_array = companion_vertices_array();
float *texture_coordinates_array =
companion_texture_coordinates_array();
float *normals_array = companion_normals_array();
assert(COMPANION_ARRAY_COUNT*(3+3+2)*sizeof(float) < VERTEX_BUFFER_SIZE);
for(int vert=0; vert<COMPANION_ARRAY_COUNT; ++vert)
{
int dest_idx = vert * (3 + 3 + 2);
for(int comp=0; comp<3; ++comp)
((float*)vtx->logical)[dest_idx+comp+0] = vertices_array[vert*3 + comp]; /* 0 */
for(int comp=0; comp<3; ++comp)
((float*)vtx->logical)[dest_idx+comp+3] = normals_array[vert*3 + comp]; /* 1 */
for(int comp=0; comp<2; ++comp)
((float*)vtx->logical)[dest_idx+comp+6] = texture_coordinates_array[vert*2 + comp]; /* 2 */
}
#else
printf("Interleaving vertices and copying index buffer...\n");
assert(COMPANION_VERTEX_COUNT*(3+3+2)*sizeof(float) < VERTEX_BUFFER_SIZE);
for(int vert=0; vert<COMPANION_VERTEX_COUNT; ++vert)
{
int dest_idx = vert * (3 + 3 + 2);
for(int comp=0; comp<3; ++comp)
((float*)vtx->logical)[dest_idx+comp+0] = companion_vertices[vert][comp]; /* 0 */
for(int comp=0; comp<3; ++comp)
((float*)vtx->logical)[dest_idx+comp+3] = companion_normals[vert][comp]; /* 1 */
for(int comp=0; comp<2; ++comp)
((float*)vtx->logical)[dest_idx+comp+6] = companion_texture_coordinates[vert][comp]; /* 2 */
}
assert(COMPANION_TRIANGLE_COUNT*3*sizeof(unsigned short) < INDEX_BUFFER_SIZE);
memcpy(idx->logical, &companion_triangles[0][0], COMPANION_TRIANGLE_COUNT*3*sizeof(unsigned short));
#endif
/* Fill in texture (convert from RGB linear to tiled) */
#define TILE_WIDTH (4)
#define TILE_HEIGHT (4)
#define TILE_WORDS (TILE_WIDTH*TILE_HEIGHT)
unsigned ytiles = COMPANION_TEXTURE_HEIGHT / TILE_HEIGHT;
unsigned xtiles = COMPANION_TEXTURE_WIDTH / TILE_WIDTH;
unsigned dst_stride = xtiles * TILE_WORDS;
for(unsigned ty=0; ty<ytiles; ++ty)
{
for(unsigned tx=0; tx<xtiles; ++tx)
{
unsigned ofs = ty * dst_stride + tx * TILE_WORDS;
for(unsigned y=0; y<TILE_HEIGHT; ++y)
{
for(unsigned x=0; x<TILE_WIDTH; ++x)
{
unsigned srcy = ty*TILE_HEIGHT + y;
unsigned srcx = tx*TILE_WIDTH + x;
unsigned src_ofs = (srcy*COMPANION_TEXTURE_WIDTH+srcx)*3;
unsigned r,g,b,a;
#ifndef TEST_PATTERN /* actual texture */
r = ((uint8_t*)companion_texture)[src_ofs+0];
g = ((uint8_t*)companion_texture)[src_ofs+1];
b = ((uint8_t*)companion_texture)[src_ofs+2];
#else /* test pattern */
r = srcx; g = srcy; b = 0;
#endif
a = 255;
((uint32_t*)tex->logical)[ofs] = ((a&0xFF) << 24) | ((b&0xFF) << 16) | ((g&0xFF) << 8) | (r&0xFF);
ofs += 1;
}
}
}
}
etna_ctx *ctx = 0;
if(etna_create(&ctx) != ETNA_OK)
{
printf("Unable to create context\n");
exit(1);
}
for(int frame=0; frame<1000; ++frame)
{
printf("*** FRAME %i ****\n", frame);
/* XXX part of this can be put outside the loop, but until we have usable context management
* this is safest.
*/
etna_set_state(ctx, VIVS_GL_VERTEX_ELEMENT_CONFIG, 0x1);
etna_set_state(ctx, VIVS_RA_CONTROL, 0x1);
etna_set_state(ctx, VIVS_PA_W_CLIP_LIMIT, 0x34000001);
etna_set_state(ctx, VIVS_PA_SYSTEM_MODE, 0x11);
etna_set_state(ctx, VIVS_PA_CONFIG, ETNA_MASKED_BIT(VIVS_PA_CONFIG_UNK22, 0));
etna_set_state(ctx, VIVS_SE_CONFIG, 0x0);
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR);
etna_set_state(ctx, VIVS_PE_ALPHA_CONFIG,
ETNA_MASKED_BIT(VIVS_PE_ALPHA_CONFIG_BLEND_ENABLE_COLOR, 0) &
ETNA_MASKED_BIT(VIVS_PE_ALPHA_CONFIG_BLEND_ENABLE_ALPHA, 0) &
ETNA_MASKED(VIVS_PE_ALPHA_CONFIG_SRC_FUNC_COLOR, BLEND_FUNC_ONE) &
ETNA_MASKED(VIVS_PE_ALPHA_CONFIG_SRC_FUNC_ALPHA, BLEND_FUNC_ONE) &
ETNA_MASKED(VIVS_PE_ALPHA_CONFIG_DST_FUNC_COLOR, BLEND_FUNC_ZERO) &
ETNA_MASKED(VIVS_PE_ALPHA_CONFIG_DST_FUNC_ALPHA, BLEND_FUNC_ZERO) &
ETNA_MASKED(VIVS_PE_ALPHA_CONFIG_EQ_COLOR, BLEND_EQ_ADD) &
ETNA_MASKED(VIVS_PE_ALPHA_CONFIG_EQ_ALPHA, BLEND_EQ_ADD));
etna_set_state(ctx, VIVS_PE_ALPHA_BLEND_COLOR,
VIVS_PE_ALPHA_BLEND_COLOR_B(0) |
VIVS_PE_ALPHA_BLEND_COLOR_G(0) |
VIVS_PE_ALPHA_BLEND_COLOR_R(0) |
VIVS_PE_ALPHA_BLEND_COLOR_A(0));
etna_set_state(ctx, VIVS_PE_ALPHA_OP, ETNA_MASKED_BIT(VIVS_PE_ALPHA_OP_ALPHA_TEST, 0));
etna_set_state(ctx, VIVS_PA_CONFIG, ETNA_MASKED_INL(VIVS_PA_CONFIG_CULL_FACE_MODE, CCW));
etna_set_state(ctx, VIVS_PE_STENCIL_CONFIG, ETNA_MASKED(VIVS_PE_STENCIL_CONFIG_REF_FRONT, 0) &
ETNA_MASKED(VIVS_PE_STENCIL_CONFIG_MASK_FRONT, 0xff) &
ETNA_MASKED(VIVS_PE_STENCIL_CONFIG_WRITE_MASK, 0xff) &
ETNA_MASKED_INL(VIVS_PE_STENCIL_CONFIG_MODE, DISABLED));
etna_set_state(ctx, VIVS_PE_STENCIL_OP, ETNA_MASKED(VIVS_PE_STENCIL_OP_FUNC_FRONT, COMPARE_FUNC_ALWAYS) &
ETNA_MASKED(VIVS_PE_STENCIL_OP_FUNC_BACK, COMPARE_FUNC_ALWAYS) &
ETNA_MASKED(VIVS_PE_STENCIL_OP_FAIL_FRONT, STENCIL_OP_KEEP) &
ETNA_MASKED(VIVS_PE_STENCIL_OP_FAIL_BACK, STENCIL_OP_KEEP) &
ETNA_MASKED(VIVS_PE_STENCIL_OP_DEPTH_FAIL_FRONT, STENCIL_OP_KEEP) &
ETNA_MASKED(VIVS_PE_STENCIL_OP_DEPTH_FAIL_BACK, STENCIL_OP_KEEP) &
ETNA_MASKED(VIVS_PE_STENCIL_OP_PASS_FRONT, STENCIL_OP_KEEP) &
ETNA_MASKED(VIVS_PE_STENCIL_OP_PASS_BACK, STENCIL_OP_KEEP));
etna_set_state(ctx, VIVS_SE_DEPTH_SCALE, 0x0);
etna_set_state(ctx, VIVS_SE_DEPTH_BIAS, 0x0);
etna_set_state(ctx, VIVS_PA_CONFIG, ETNA_MASKED_INL(VIVS_PA_CONFIG_FILL_MODE, SOLID) &
ETNA_MASKED_INL(VIVS_PA_CONFIG_SHADE_MODEL, SMOOTH));
etna_set_state(ctx, VIVS_PE_COLOR_FORMAT,
ETNA_MASKED_BIT(VIVS_PE_COLOR_FORMAT_PARTIAL, 0) &
ETNA_MASKED(VIVS_PE_COLOR_FORMAT_COMPONENTS, 0xf) &
ETNA_MASKED(VIVS_PE_COLOR_FORMAT_FORMAT, RS_FORMAT_X8R8G8B8) &
ETNA_MASKED_BIT(VIVS_PE_COLOR_FORMAT_SUPER_TILED, 1));
etna_set_state(ctx, VIVS_PE_COLOR_ADDR, rt->address);
etna_set_state(ctx, VIVS_PE_COLOR_STRIDE, padded_width * 4);
uint32_t ts_msaa_config;
if(supersample_x == 2 && supersample_y == 2)
{
// 4X MSAA
etna_set_state(ctx, VIVS_GL_MULTI_SAMPLE_CONFIG,
ETNA_MASKED_INL(VIVS_GL_MULTI_SAMPLE_CONFIG_MSAA_SAMPLES, 4X) &
ETNA_MASKED(VIVS_GL_MULTI_SAMPLE_CONFIG_MSAA_ENABLES, 0xf) &
ETNA_MASKED(VIVS_GL_MULTI_SAMPLE_CONFIG_UNK12, 0x0) &
ETNA_MASKED(VIVS_GL_MULTI_SAMPLE_CONFIG_UNK16, 0x0)
);
etna_set_state(ctx, VIVS_RA_MULTISAMPLE_UNK00E04, 0x0);
etna_set_state(ctx, VIVS_RA_MULTISAMPLE_UNK00E10(2), 0xaaa22a22);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(8), 0x262a2288);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(9), 0x886688a2);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(10), 0x888866aa);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(11), 0x668888a6);
etna_set_state(ctx, VIVS_RA_MULTISAMPLE_UNK00E10(1), 0xe6ae622a);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(4), 0x46622a88);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(5), 0x888888ae);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(6), 0x888888e6);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(7), 0x888888ca);
etna_set_state(ctx, VIVS_RA_MULTISAMPLE_UNK00E10(0), 0xeaa26e26);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(0), 0x4a6e2688);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(1), 0x888888a2);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(2), 0x888888ea);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(3), 0x888888c6);
ts_msaa_config = VIVS_TS_MEM_CONFIG_MSAA | VIVS_TS_MEM_CONFIG_MSAA_FORMAT_A8R8G8B8;
} else if(supersample_x == 2 && supersample_y == 1)
{
// 2X MSAA
etna_set_state(ctx, VIVS_GL_MULTI_SAMPLE_CONFIG,
ETNA_MASKED_INL(VIVS_GL_MULTI_SAMPLE_CONFIG_MSAA_SAMPLES, 2X) &
ETNA_MASKED(VIVS_GL_MULTI_SAMPLE_CONFIG_MSAA_ENABLES, 0xf) &
ETNA_MASKED(VIVS_GL_MULTI_SAMPLE_CONFIG_UNK12, 0x0) &
ETNA_MASKED(VIVS_GL_MULTI_SAMPLE_CONFIG_UNK16, 0x0)
);
etna_set_state(ctx, VIVS_RA_MULTISAMPLE_UNK00E04, 0x0);
etna_set_state(ctx, VIVS_RA_MULTISAMPLE_UNK00E10(0), 0xaa22);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(0), 0x66aa2288);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(1), 0x88558800);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(2), 0x88881100);
etna_set_state(ctx, VIVS_RA_CENTROID_TABLE(3), 0x33888800);
ts_msaa_config = VIVS_TS_MEM_CONFIG_MSAA | VIVS_TS_MEM_CONFIG_MSAA_FORMAT_A8R8G8B8;
} else { // No multisampling
etna_set_state(ctx, VIVS_GL_MULTI_SAMPLE_CONFIG,
ETNA_MASKED_INL(VIVS_GL_MULTI_SAMPLE_CONFIG_MSAA_SAMPLES, NONE) &
ETNA_MASKED(VIVS_GL_MULTI_SAMPLE_CONFIG_MSAA_ENABLES, 0xf) &
ETNA_MASKED(VIVS_GL_MULTI_SAMPLE_CONFIG_UNK12, 0x0) &
ETNA_MASKED(VIVS_GL_MULTI_SAMPLE_CONFIG_UNK16, 0x0)
);
ts_msaa_config = 0;
}
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR);
etna_set_state(ctx, VIVS_TS_COLOR_CLEAR_VALUE, 0);
etna_set_state(ctx, VIVS_TS_COLOR_STATUS_BASE, rt_ts->address);
etna_set_state(ctx, VIVS_TS_COLOR_SURFACE_BASE, rt->address);
etna_set_state(ctx, VIVS_PE_DEPTH_CONFIG,
ETNA_MASKED_BIT(VIVS_PE_DEPTH_CONFIG_WRITE_ENABLE, 0) &
ETNA_MASKED_INL(VIVS_PE_DEPTH_CONFIG_DEPTH_FORMAT, D16) &
ETNA_MASKED_BIT(VIVS_PE_DEPTH_CONFIG_SUPER_TILED, 1) &
ETNA_MASKED_BIT(VIVS_PE_DEPTH_CONFIG_EARLY_Z, 1));
etna_set_state(ctx, VIVS_PE_DEPTH_ADDR, z->address);
etna_set_state(ctx, VIVS_PE_DEPTH_STRIDE, padded_width * 2);
etna_set_state(ctx, VIVS_PE_HDEPTH_CONTROL, VIVS_PE_HDEPTH_CONTROL_FORMAT_DISABLED);
etna_set_state_f32(ctx, VIVS_PE_DEPTH_NORMALIZE, 65535.0);
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_DEPTH);
etna_set_state(ctx, VIVS_TS_DEPTH_CLEAR_VALUE, 0xffffffff);
etna_set_state(ctx, VIVS_TS_DEPTH_STATUS_BASE, z_ts->address);
etna_set_state(ctx, VIVS_TS_DEPTH_SURFACE_BASE, z->address);
etna_set_state(ctx, VIVS_TS_MEM_CONFIG,
VIVS_TS_MEM_CONFIG_DEPTH_FAST_CLEAR |
VIVS_TS_MEM_CONFIG_COLOR_FAST_CLEAR |
VIVS_TS_MEM_CONFIG_DEPTH_16BPP |
VIVS_TS_MEM_CONFIG_DEPTH_COMPRESSION |
ts_msaa_config);
#ifdef EXTRA_DELAYS
/* Warm up RS on aux render target (is this needed?) */
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH);
etna_warm_up_rs(ctx, aux_rt->address, aux_rt_ts->address);
etna_set_state(ctx, VIVS_TS_COLOR_STATUS_BASE, rt_ts_physical);
etna_set_state(ctx, VIVS_TS_COLOR_SURFACE_BASE, rt_physical);
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH);
etna_warm_up_rs(ctx, aux_rt_physical, aux_rt_ts_physical);
etna_set_state(ctx, VIVS_TS_COLOR_STATUS_BASE, rt_ts_physical);
etna_set_state(ctx, VIVS_TS_COLOR_SURFACE_BASE, rt_physical);
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH);
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH);
etna_warm_up_rs(ctx, aux_rt_physical, aux_rt_ts_physical);
etna_set_state(ctx, VIVS_TS_COLOR_STATUS_BASE, rt_ts_physical);
etna_set_state(ctx, VIVS_TS_COLOR_SURFACE_BASE, rt_physical);
#endif
/* sync rasterizer to pixel engine after changes to PE config */
etna_stall(ctx, SYNC_RECIPIENT_RA, SYNC_RECIPIENT_PE);
/* Set up the resolve to clear tile status for main render target and depth
* Regard the TS as an image of width 16 with 4 bytes per pixel (64 bytes per row)
* */
etna_set_state(ctx, VIVS_RS_CONFIG,
VIVS_RS_CONFIG_SOURCE_FORMAT(RS_FORMAT_A8R8G8B8) |
VIVS_RS_CONFIG_DEST_FORMAT(RS_FORMAT_A8R8G8B8)
);
etna_set_state_multi(ctx, VIVS_RS_DITHER(0), 2, (uint32_t[]){0xffffffff, 0xffffffff});
etna_set_state(ctx, VIVS_RS_FILL_VALUE(0), 0x55555555);
etna_set_state(ctx, VIVS_RS_CLEAR_CONTROL,
VIVS_RS_CLEAR_CONTROL_MODE_ENABLED1 |
(0xffff << VIVS_RS_CLEAR_CONTROL_BITS__SHIFT));
etna_set_state(ctx, VIVS_RS_EXTRA_CONFIG, 0);
/* clear color ts */
etna_set_state(ctx, VIVS_RS_DEST_ADDR, rt_ts->address);
etna_set_state(ctx, VIVS_RS_DEST_STRIDE, 0x40);
etna_set_state(ctx, VIVS_RS_WINDOW_SIZE,
((rt_ts_size/0x40) << VIVS_RS_WINDOW_SIZE_HEIGHT__SHIFT) |
(16 << VIVS_RS_WINDOW_SIZE_WIDTH__SHIFT));
etna_set_state(ctx, VIVS_RS_KICKER, 0xbeebbeeb);
/* clear depth ts */
etna_set_state(ctx, VIVS_RS_DEST_ADDR, z_ts->address);
etna_set_state(ctx, VIVS_RS_DEST_STRIDE, 0x40);
etna_set_state(ctx, VIVS_RS_WINDOW_SIZE,
((z_ts_size/0x40) << VIVS_RS_WINDOW_SIZE_HEIGHT__SHIFT) |
(16 << VIVS_RS_WINDOW_SIZE_WIDTH__SHIFT));
etna_set_state(ctx, VIVS_RS_KICKER, 0xbeebbeeb);
/** Done */
etna_set_state(ctx, VIVS_TS_COLOR_CLEAR_VALUE, 0xff7f7f7f);
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR);
etna_set_state(ctx, VIVS_TS_COLOR_STATUS_BASE, rt_ts->address);
etna_set_state(ctx, VIVS_TS_COLOR_SURFACE_BASE, rt->address);
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH);
/* depth setup */
etna_set_state(ctx, VIVS_PE_DEPTH_CONFIG, ETNA_MASKED_BIT(VIVS_PE_DEPTH_CONFIG_WRITE_ENABLE, 1) &
ETNA_MASKED(VIVS_PE_DEPTH_CONFIG_DEPTH_FUNC, COMPARE_FUNC_LESS) &
ETNA_MASKED_INL(VIVS_PE_DEPTH_CONFIG_DEPTH_MODE, Z) &
ETNA_MASKED_BIT(VIVS_PE_DEPTH_CONFIG_ONLY_DEPTH, 0));
etna_set_state_f32(ctx, VIVS_PE_DEPTH_NEAR, 0.0);
etna_set_state_f32(ctx, VIVS_PE_DEPTH_FAR, 1.0);
etna_set_state_f32(ctx, VIVS_PE_DEPTH_NORMALIZE, 65535.0);
/* set up primitive assembly and setup engine */
etna_set_state_f32(ctx, VIVS_PA_VIEWPORT_OFFSET_Z, 0.0);
etna_set_state_f32(ctx, VIVS_PA_VIEWPORT_SCALE_Z, 1.0);
etna_set_state_fixp(ctx, VIVS_PA_VIEWPORT_OFFSET_X, width << 15);
etna_set_state_fixp(ctx, VIVS_PA_VIEWPORT_OFFSET_Y, height << 15);
etna_set_state_fixp(ctx, VIVS_PA_VIEWPORT_SCALE_X, width << 15);
etna_set_state_fixp(ctx, VIVS_PA_VIEWPORT_SCALE_Y, height << 15);
etna_set_state_fixp(ctx, VIVS_SE_SCISSOR_LEFT, 0);
etna_set_state_fixp(ctx, VIVS_SE_SCISSOR_TOP, 0);
etna_set_state_fixp(ctx, VIVS_SE_SCISSOR_RIGHT, (width << 16) | 5);
etna_set_state_fixp(ctx, VIVS_SE_SCISSOR_BOTTOM, (height << 16) | 5);
/* set up texture unit */
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_TEXTURE);
etna_set_state(ctx, VIVS_TE_SAMPLER_SIZE(0),
VIVS_TE_SAMPLER_SIZE_WIDTH(512)|VIVS_TE_SAMPLER_SIZE_HEIGHT(512));
etna_set_state(ctx, VIVS_TE_SAMPLER_LOG_SIZE(0),
VIVS_TE_SAMPLER_LOG_SIZE_WIDTH(9<<5) |
VIVS_TE_SAMPLER_LOG_SIZE_HEIGHT(9<<5));
etna_set_state(ctx, VIVS_TE_SAMPLER_LOD_ADDR(0,0), tex->address);
etna_set_state(ctx, VIVS_TE_SAMPLER_CONFIG0(0),
VIVS_TE_SAMPLER_CONFIG0_TYPE(TEXTURE_TYPE_2D)|
VIVS_TE_SAMPLER_CONFIG0_UWRAP(TEXTURE_WRAPMODE_CLAMP_TO_EDGE)|
VIVS_TE_SAMPLER_CONFIG0_VWRAP(TEXTURE_WRAPMODE_CLAMP_TO_EDGE)|
VIVS_TE_SAMPLER_CONFIG0_MIN(TEXTURE_FILTER_LINEAR)|
VIVS_TE_SAMPLER_CONFIG0_MIP(TEXTURE_FILTER_NONE)|
VIVS_TE_SAMPLER_CONFIG0_MAG(TEXTURE_FILTER_LINEAR)|
VIVS_TE_SAMPLER_CONFIG0_FORMAT(TEXTURE_FORMAT_X8R8G8B8));
etna_set_state(ctx, VIVS_TE_SAMPLER_LOD_CONFIG(0), 0x00000000); /* TE.SAMPLER[0].LOD_CONFIG := 0x0 */
/* shader setup */
etna_set_state(ctx, VIVS_VS_END_PC, vs_size/16);
etna_set_state_multi(ctx, VIVS_VS_INPUT_COUNT, 3, (uint32_t[]){
/* VIVS_VS_INPUT_COUNT */ VIVS_VS_INPUT_COUNT_UNK8(1) | VIVS_VS_INPUT_COUNT_COUNT(3),
/* VIVS_VS_TEMP_REGISTER_CONTROL */ VIVS_VS_TEMP_REGISTER_CONTROL_NUM_TEMPS(6),
/* VIVS_VS_OUTPUT(0) */ 0x10004});
etna_set_state(ctx, VIVS_VS_START_PC, 0x0);
etna_set_state_f32(ctx, VIVS_VS_UNIFORMS(45), 0.5); /* u11.y */
etna_set_state_f32(ctx, VIVS_VS_UNIFORMS(44), 1.0); /* u11.x */
etna_set_state_f32(ctx, VIVS_VS_UNIFORMS(27), 0.0); /* u6.w */
etna_set_state_f32(ctx, VIVS_VS_UNIFORMS(23), 20.0); /* u5.w */
etna_set_state_f32(ctx, VIVS_VS_UNIFORMS(19), 2.0); /* u4.w */
/* Now load the shader itself */
etna_set_state_multi(ctx, VIVS_VS_INST_MEM(0), vs_size/4, vs);
etna_set_state(ctx, VIVS_RA_CONTROL, 0x3);
etna_set_state_f32(ctx, VIVS_PS_UNIFORMS(0), 1.0); /* u0.x */
etna_set_state_multi(ctx, VIVS_PS_END_PC, 2, (uint32_t[]){
/* VIVS_PS_END_PC */ ps_size/16,
/* VIVS_PS_OUTPUT_REG */ 0x1});
etna_set_state(ctx, VIVS_PS_START_PC, 0x0);
etna_set_state(ctx, VIVS_PA_ATTRIBUTE_ELEMENT_COUNT, 0x200);
etna_set_state(ctx, VIVS_PA_SHADER_ATTRIBUTES(0), 0x200);
etna_set_state(ctx, VIVS_PA_SHADER_ATTRIBUTES(1), 0x200);
etna_set_state(ctx, VIVS_GL_VARYING_NUM_COMPONENTS,
VIVS_GL_VARYING_NUM_COMPONENTS_VAR0(4)| /* position */
VIVS_GL_VARYING_NUM_COMPONENTS_VAR1(2) /* texture coordinate */
);
etna_set_state_multi(ctx, VIVS_GL_VARYING_COMPONENT_USE(0), 2, (uint32_t[]){
VIVS_GL_VARYING_COMPONENT_USE_COMP0(VARYING_COMPONENT_USE_USED) |
VIVS_GL_VARYING_COMPONENT_USE_COMP1(VARYING_COMPONENT_USE_USED) |
VIVS_GL_VARYING_COMPONENT_USE_COMP2(VARYING_COMPONENT_USE_USED) |
VIVS_GL_VARYING_COMPONENT_USE_COMP3(VARYING_COMPONENT_USE_USED) |
VIVS_GL_VARYING_COMPONENT_USE_COMP4(VARYING_COMPONENT_USE_USED) |
VIVS_GL_VARYING_COMPONENT_USE_COMP5(VARYING_COMPONENT_USE_USED)
, 0
});
etna_set_state_multi(ctx, VIVS_PS_INST_MEM(0), ps_size/4, ps);
etna_set_state(ctx, VIVS_PS_INPUT_COUNT,
VIVS_PS_INPUT_COUNT_UNK8(31)| VIVS_PS_INPUT_COUNT_COUNT(3 + extra_ps_inputs));
etna_set_state(ctx, VIVS_PS_TEMP_REGISTER_CONTROL,
VIVS_PS_TEMP_REGISTER_CONTROL_NUM_TEMPS(3 + extra_ps_inputs));
etna_set_state(ctx, VIVS_PS_CONTROL, VIVS_PS_CONTROL_UNK1);
etna_set_state(ctx, VIVS_GL_VARYING_TOTAL_COMPONENTS,
VIVS_GL_VARYING_TOTAL_COMPONENTS_NUM(6)); /* 4+2=6 total varying components */
etna_set_state(ctx, VIVS_VS_LOAD_BALANCING, 0xf3f0542); /* depends on number of inputs/outputs/varyings? XXX how exactly */
etna_set_state(ctx, VIVS_VS_OUTPUT_COUNT, 3);
etna_set_state(ctx, VIVS_PA_CONFIG, ETNA_MASKED_BIT(VIVS_PA_CONFIG_POINT_SIZE_ENABLE, 0));
/* Compute transform matrices in the same way as cube egl demo */
ESMatrix modelview;
esMatrixLoadIdentity(&modelview);
esTranslate(&modelview, 0.0f, 0.0f, -9.0f);
esRotate(&modelview, 45.0f, 1.0f, 0.0f, 0.0f);
esRotate(&modelview, 45.0f, 0.0f, 1.0f, 0.0f);
esRotate(&modelview, frame*0.5f, 0.0f, 0.0f, 1.0f);
esScale(&modelview, 0.475f, 0.475f, 0.475f);
GLfloat aspect = (GLfloat)(height) / (GLfloat)(width);
ESMatrix projection;
esMatrixLoadIdentity(&projection);
esFrustum(&projection, -2.8f, +2.8f, -2.8f * aspect, +2.8f * aspect, 6.0f, 10.0f);
ESMatrix modelviewprojection;
esMatrixLoadIdentity(&modelviewprojection);
esMatrixMultiply(&modelviewprojection, &modelview, &projection);
ESMatrix inverse, normal; /* compute inverse transpose normal transformation matrix */
esMatrixInverse3x3(&inverse, &modelview);
esMatrixTranspose(&normal, &inverse);
etna_set_state_multi(ctx, VIVS_VS_UNIFORMS(0), 16, (uint32_t*)&modelviewprojection.m[0][0]);
etna_set_state_multi(ctx, VIVS_VS_UNIFORMS(16), 3, (uint32_t*)&normal.m[0][0]); /* u4.xyz */
etna_set_state_multi(ctx, VIVS_VS_UNIFORMS(20), 3, (uint32_t*)&normal.m[1][0]); /* u5.xyz */
etna_set_state_multi(ctx, VIVS_VS_UNIFORMS(24), 3, (uint32_t*)&normal.m[2][0]); /* u6.xyz */
etna_set_state_multi(ctx, VIVS_VS_UNIFORMS(28), 16, (uint32_t*)&modelview.m[0][0]);
#ifdef INDEXED
etna_set_state(ctx, VIVS_FE_INDEX_STREAM_BASE_ADDR, idx->address);
etna_set_state(ctx, VIVS_FE_INDEX_STREAM_CONTROL, VIVS_FE_INDEX_STREAM_CONTROL_TYPE_UNSIGNED_SHORT);
#endif
etna_set_state(ctx, VIVS_FE_VERTEX_STREAM_BASE_ADDR, vtx->address);
etna_set_state(ctx, VIVS_FE_VERTEX_STREAM_CONTROL,
VIVS_FE_VERTEX_STREAM_CONTROL_VERTEX_STRIDE((3 + 3 + 2)*4));
etna_set_state(ctx, VIVS_FE_VERTEX_ELEMENT_CONFIG(0),
VIVS_FE_VERTEX_ELEMENT_CONFIG_TYPE_FLOAT |
(ENDIAN_MODE_NO_SWAP << VIVS_FE_VERTEX_ELEMENT_CONFIG_ENDIAN__SHIFT) |
VIVS_FE_VERTEX_ELEMENT_CONFIG_STREAM(0) |
VIVS_FE_VERTEX_ELEMENT_CONFIG_NUM_3 |
VIVS_FE_VERTEX_ELEMENT_CONFIG_NORMALIZE_OFF |
VIVS_FE_VERTEX_ELEMENT_CONFIG_START(0x0) |
VIVS_FE_VERTEX_ELEMENT_CONFIG_END(0xc));
etna_set_state(ctx, VIVS_FE_VERTEX_ELEMENT_CONFIG(1),
VIVS_FE_VERTEX_ELEMENT_CONFIG_TYPE_FLOAT |
(ENDIAN_MODE_NO_SWAP << VIVS_FE_VERTEX_ELEMENT_CONFIG_ENDIAN__SHIFT) |
VIVS_FE_VERTEX_ELEMENT_CONFIG_STREAM(0) |
VIVS_FE_VERTEX_ELEMENT_CONFIG_NUM_3 |
VIVS_FE_VERTEX_ELEMENT_CONFIG_NORMALIZE_OFF |
VIVS_FE_VERTEX_ELEMENT_CONFIG_START(0xc) |
VIVS_FE_VERTEX_ELEMENT_CONFIG_END(0x18));
etna_set_state(ctx, VIVS_FE_VERTEX_ELEMENT_CONFIG(2),
VIVS_FE_VERTEX_ELEMENT_CONFIG_TYPE_FLOAT |
(ENDIAN_MODE_NO_SWAP << VIVS_FE_VERTEX_ELEMENT_CONFIG_ENDIAN__SHIFT) |
VIVS_FE_VERTEX_ELEMENT_CONFIG_NONCONSECUTIVE |
VIVS_FE_VERTEX_ELEMENT_CONFIG_STREAM(0) |
VIVS_FE_VERTEX_ELEMENT_CONFIG_NUM_2 |
VIVS_FE_VERTEX_ELEMENT_CONFIG_NORMALIZE_OFF |
VIVS_FE_VERTEX_ELEMENT_CONFIG_START(0x18) |
VIVS_FE_VERTEX_ELEMENT_CONFIG_END(0x20));
etna_set_state(ctx, VIVS_VS_INPUT(0), 0x20100);
etna_set_state(ctx, VIVS_PA_CONFIG, ETNA_MASKED_BIT(VIVS_PA_CONFIG_POINT_SPRITE_ENABLE, 0));
#ifdef INDEXED
etna_draw_indexed_primitives(ctx, PRIMITIVE_TYPE_TRIANGLES, 0, COMPANION_TRIANGLE_COUNT, 0);
#else
etna_draw_primitives(ctx, PRIMITIVE_TYPE_TRIANGLES, 0, COMPANION_TRIANGLE_COUNT);
#endif
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH);
#ifdef EXTRA_DELAYS
etna_flush(ctx);
#endif
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH);
etna_set_state(ctx, VIVS_RS_CONFIG,
VIVS_RS_CONFIG_SOURCE_FORMAT(RS_FORMAT_A8R8G8B8) |
VIVS_RS_CONFIG_SOURCE_TILED |
VIVS_RS_CONFIG_DEST_FORMAT(RS_FORMAT_A8R8G8B8) |
VIVS_RS_CONFIG_DEST_TILED);
etna_set_state(ctx, VIVS_RS_SOURCE_STRIDE, (padded_width * 4 * 4) | VIVS_RS_SOURCE_STRIDE_TILING);
etna_set_state(ctx, VIVS_RS_DEST_STRIDE, (padded_width * 4 * 4) | VIVS_RS_DEST_STRIDE_TILING);
etna_set_state(ctx, VIVS_RS_DITHER(0), 0xffffffff);
etna_set_state(ctx, VIVS_RS_DITHER(1), 0xffffffff);
etna_set_state(ctx, VIVS_RS_CLEAR_CONTROL, VIVS_RS_CLEAR_CONTROL_MODE_DISABLED);
etna_set_state(ctx, VIVS_RS_EXTRA_CONFIG, 0);
etna_set_state(ctx, VIVS_RS_SOURCE_ADDR, rt->address);
etna_set_state(ctx, VIVS_RS_DEST_ADDR, rt->address);
etna_set_state(ctx, VIVS_RS_WINDOW_SIZE,
VIVS_RS_WINDOW_SIZE_HEIGHT(padded_height) |
VIVS_RS_WINDOW_SIZE_WIDTH(padded_width));
etna_set_state(ctx, VIVS_RS_KICKER, 0xbeebbeeb);
#ifdef EXTRA_DELAYS
etna_flush(ctx);
etna_warm_up_rs(ctx, aux_rt->address, aux_rt_ts->address);
#endif
etna_set_state(ctx, VIVS_TS_COLOR_STATUS_BASE, rt_ts->address);
etna_set_state(ctx, VIVS_TS_COLOR_SURFACE_BASE, rt->address);
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR);
etna_set_state(ctx, VIVS_TS_MEM_CONFIG,
VIVS_TS_MEM_CONFIG_DEPTH_FAST_CLEAR |
VIVS_TS_MEM_CONFIG_DEPTH_16BPP |
VIVS_TS_MEM_CONFIG_DEPTH_COMPRESSION);
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR);
/* Wait for pixel engine to finish */
#ifdef EXTRA_DELAYS
etna_finish(ctx);
#else
etna_stall(ctx, SYNC_RECIPIENT_FE, SYNC_RECIPIENT_PE);
#endif
/* Copy result to framebuffer */
etna_set_state(ctx, VIVS_GL_FLUSH_CACHE, VIVS_GL_FLUSH_CACHE_COLOR | VIVS_GL_FLUSH_CACHE_DEPTH);
etna_set_state(ctx, VIVS_RS_CONFIG,
VIVS_RS_CONFIG_SOURCE_FORMAT(RS_FORMAT_A8R8G8B8) |
VIVS_RS_CONFIG_SOURCE_TILED |
((supersample_x>1)?VIVS_RS_CONFIG_DOWNSAMPLE_X:0) |
((supersample_y>1)?VIVS_RS_CONFIG_DOWNSAMPLE_Y:0) |
VIVS_RS_CONFIG_DEST_FORMAT(RS_FORMAT_A8R8G8B8) |
VIVS_RS_CONFIG_SWAP_RB);
etna_set_state(ctx, VIVS_RS_SOURCE_STRIDE, (padded_width * 4 * 4) | VIVS_RS_SOURCE_STRIDE_TILING);
etna_set_state(ctx, VIVS_RS_DEST_STRIDE, fb.fb_fix.line_length);
etna_set_state(ctx, VIVS_RS_DITHER(0), 0xffffffff);
etna_set_state(ctx, VIVS_RS_DITHER(1), 0xffffffff);
etna_set_state(ctx, VIVS_RS_CLEAR_CONTROL, VIVS_RS_CLEAR_CONTROL_MODE_DISABLED);
etna_set_state(ctx, VIVS_RS_EXTRA_CONFIG, 0);
etna_set_state(ctx, VIVS_RS_SOURCE_ADDR, rt->address);
etna_set_state(ctx, VIVS_RS_DEST_ADDR, fb.physical[backbuffer]);
etna_set_state(ctx, VIVS_RS_WINDOW_SIZE,
VIVS_RS_WINDOW_SIZE_HEIGHT(height * supersample_y) |
VIVS_RS_WINDOW_SIZE_WIDTH(width * supersample_x));
etna_set_state(ctx, VIVS_RS_KICKER, 0xbeebbeeb);
etna_finish(ctx);
/* switch buffers */
fb_set_buffer(&fb, backbuffer);
backbuffer = 1-backbuffer;
}
etna_free(ctx);
viv_close();
return 0;
}
int main(int argc, char **argv)
{
int rv;
int width = 256;
int height = 256;
fb_info fb;
rv = fb_open(0, &fb);
if(rv!=0)
{
exit(1);
}
width = fb.fb_var.xres;
height = fb.fb_var.yres;
rv = viv_open();
if(rv!=0)
{
fprintf(stderr, "Error opening device\n");
exit(1);
}
printf("Succesfully opened device\n");
etna_ctx *ctx = 0;
struct pipe_context *pipe = 0;
etna_bswap_buffers *buffers = 0;
if(etna_create(&ctx) != ETNA_OK ||
etna_bswap_create(ctx, &buffers, (etna_set_buffer_cb_t)&fb_set_buffer, (etna_copy_buffer_cb_t)&etna_fb_copy_buffer, &fb) != ETNA_OK ||
(pipe = etna_new_pipe_context(ctx)) == NULL)
{
printf("Unable to create etna context\n");
exit(1);
}
/* Convert and upload embedded texture */
struct pipe_resource *tex_resource = etna_pipe_create_2d(pipe, ETNA_IS_TEXTURE, PIPE_FORMAT_B8G8R8X8_UNORM,
COMPANION_TEXTURE_WIDTH, COMPANION_TEXTURE_HEIGHT, 0);
void *temp = malloc(COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT * 4);
etna_convert_r8g8b8_to_b8g8r8x8(temp, (const uint8_t*)companion_texture, COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT);
etna_pipe_inline_write(pipe, tex_resource, 0, 0, temp, COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT * 4);
free(temp);
/* resources */
struct pipe_resource *rt_resource = etna_pipe_create_2d(pipe, ETNA_IS_RENDER_TARGET, PIPE_FORMAT_B8G8R8X8_UNORM, width, height, 0);
struct pipe_resource *z_resource = etna_pipe_create_2d(pipe, ETNA_IS_RENDER_TARGET, PIPE_FORMAT_Z16_UNORM, width, height, 0);
/* bind render target to framebuffer */
etna_fb_bind_resource(&fb, rt_resource);
/* geometry */
struct pipe_resource *vtx_resource = etna_pipe_create_buffer(pipe, ETNA_IS_VERTEX, VERTEX_BUFFER_SIZE);
struct pipe_resource *idx_resource = etna_pipe_create_buffer(pipe, ETNA_IS_INDEX, INDEX_BUFFER_SIZE);
float *vtx_logical = etna_pipe_get_resource_ptr(pipe, vtx_resource, 0, 0);
assert(vtx_logical);
float *idx_logical = etna_pipe_get_resource_ptr(pipe, idx_resource, 0, 0);
assert(idx_logical);
#ifndef INDEXED
printf("Interleaving vertices...\n");
float *vertices_array = companion_vertices_array();
float *texture_coordinates_array =
companion_texture_coordinates_array();
float *normals_array = companion_normals_array();
assert(COMPANION_ARRAY_COUNT*(3+3+2)*sizeof(float) < VERTEX_BUFFER_SIZE);
for(int vert=0; vert<COMPANION_ARRAY_COUNT; ++vert)
{
int dest_idx = vert * (3 + 3 + 2);
for(int comp=0; comp<3; ++comp)
((float*)vtx_logical)[dest_idx+comp+0] = vertices_array[vert*3 + comp]; /* 0 */
for(int comp=0; comp<3; ++comp)
((float*)vtx_logical)[dest_idx+comp+3] = normals_array[vert*3 + comp]; /* 1 */
for(int comp=0; comp<2; ++comp)
((float*)vtx_logical)[dest_idx+comp+6] = texture_coordinates_array[vert*2 + comp]; /* 2 */
}
#else
printf("Interleaving vertices and copying index buffer...\n");
assert(COMPANION_VERTEX_COUNT*(3+3+2)*sizeof(float) < VERTEX_BUFFER_SIZE);
for(int vert=0; vert<COMPANION_VERTEX_COUNT; ++vert)
{
int dest_idx = vert * (3 + 3 + 2);
for(int comp=0; comp<3; ++comp)
((float*)vtx_logical)[dest_idx+comp+0] = companion_vertices[vert][comp]; /* 0 */
for(int comp=0; comp<3; ++comp)
((float*)vtx_logical)[dest_idx+comp+3] = companion_normals[vert][comp]; /* 1 */
for(int comp=0; comp<2; ++comp)
((float*)vtx_logical)[dest_idx+comp+6] = companion_texture_coordinates[vert][comp]; /* 2 */
}
assert(COMPANION_TRIANGLE_COUNT*3*sizeof(unsigned short) < INDEX_BUFFER_SIZE);
memcpy(idx_logical, &companion_triangles[0][0], COMPANION_TRIANGLE_COUNT*3*sizeof(unsigned short));
#endif
struct pipe_vertex_buffer vertex_buffer_desc = {
.stride = (3 + 3 + 2)*4,
.buffer_offset = 0,
.buffer = vtx_resource,
.user_buffer = 0
};
struct pipe_index_buffer index_buffer_desc = {
.index_size = sizeof(unsigned short),
.offset = 0,
.buffer = idx_resource,
.user_buffer = 0
};
struct pipe_vertex_element pipe_vertex_elements[] = {
{ /* positions */
.src_offset = 0,
.instance_divisor = 0,
.vertex_buffer_index = 0,
.src_format = PIPE_FORMAT_R32G32B32_FLOAT
},
{ /* normals */
.src_offset = 0xc,
.instance_divisor = 0,
.vertex_buffer_index = 0,
.src_format = PIPE_FORMAT_R32G32B32_FLOAT
},
{ /* texture coord */
.src_offset = 0x18,
.instance_divisor = 0,
.vertex_buffer_index = 0,
.src_format = PIPE_FORMAT_R32G32_FLOAT
}
};
