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;
/* 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_transfer *transfer = 0;
float *vtx_logical = pipe_buffer_map(pipe, vtx_resource, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_UNSYNCHRONIZED, &transfer);
assert(vtx_logical);
for(int vert=0; vert<NUM_VERTICES; ++vert)
{
int src_idx = vert * COMPONENTS_PER_VERTEX;
int dest_idx = vert * COMPONENTS_PER_VERTEX * 3;
for(int comp=0; comp<COMPONENTS_PER_VERTEX; ++comp)
{
((float*)vtx_logical)[dest_idx+comp+0] = vVertices[src_idx + comp]; /* 0 */
((float*)vtx_logical)[dest_idx+comp+3] = vNormals[src_idx + comp]; /* 1 */
((float*)vtx_logical)[dest_idx+comp+6] = vColors[src_idx + comp]; /* 2 */
}
}
pipe_buffer_unmap(pipe, transfer);
struct pipe_vertex_buffer vertex_buffer_desc = {
.stride = (3 + 3 + 3)*4,
.buffer_offset = 0,
.buffer = vtx_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,
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;
/* 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);
struct pipe_resource *vtx_resource = pipe_buffer_create(fbs->screen, PIPE_BIND_VERTEX_BUFFER, PIPE_USAGE_IMMUTABLE, VERTEX_BUFFER_SIZE);
/* bind render target to framebuffer */
etna_fb_bind_resource(&fbs->fb, rt_resource);
/* interleave vertex data */
struct pipe_transfer *transfer = 0;
float *vtx_logical = pipe_buffer_map(pipe, vtx_resource, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_UNSYNCHRONIZED, &transfer);
assert(vtx_logical);
for(int vert=0; vert<NUM_VERTICES; ++vert)
{
int dest_idx = vert * (3 + 3 + 3);
for(int comp=0; comp<3; ++comp)
vtx_logical[dest_idx+comp+0] = vVertices[vert*3 + comp]; /* 0 */
for(int comp=0; comp<3; ++comp)
vtx_logical[dest_idx+comp+3] = vNormals[vert*3 + comp]; /* 1 */
for(int comp=0; comp<3; ++comp)
vtx_logical[dest_idx+comp+6] = vColors[vert*3 + comp]; /* 2 */
}
pipe_buffer_unmap(pipe, transfer);
/* compile gallium3d states */
void *blend = pipe->create_blend_state(pipe, &(struct pipe_blend_state) {
.rt[0] = {
.blend_enable = 1,
.rgb_func = PIPE_BLEND_ADD,
.rgb_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA,
.rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA,
.alpha_func = PIPE_BLEND_ADD,
.alpha_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA,
.alpha_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA,
.colormask = 0xf
}
});
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;
/* texture */
int tex_base_width = 0;
int tex_base_height = 0;
if(argc<2)
{
printf("Pass path to smoke.tga on command line\n");
exit(1);
}
uint8_t *tex_buffer = (uint8_t*)esLoadTGA(argv[1], &tex_base_width, &tex_base_height );
if(!tex_buffer)
{
printf("Could not load texture\n");
exit(1);
}
struct pipe_resource *tex_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_SAMPLER_VIEW, PIPE_FORMAT_B8G8R8X8_UNORM,
tex_base_width, tex_base_height, 0);
printf("Uploading texture (%ix%i)\n", tex_base_width, tex_base_height);
uint32_t *temp = malloc(tex_base_width * tex_base_height * 4);
etna_convert_r8g8b8_to_b8g8r8x8(temp, tex_buffer, tex_base_width * tex_base_height);
etna_pipe_inline_write(pipe, tex_resource, 0, 0, temp, tex_base_width * tex_base_height * 4);
free(temp);
/* render target resources and surfaces */
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);
/* surfaces */
struct pipe_surface *cbuf = pipe->create_surface(pipe, rt_resource, &(struct pipe_surface){
.texture = rt_resource,
.format = rt_resource->format,
.u.tex.level = 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;
/* 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_S8_UINT_Z24_UNORM, width, height, 0);
struct pipe_resource *vtx_resource = pipe_buffer_create(fbs->screen, PIPE_BIND_VERTEX_BUFFER, PIPE_USAGE_IMMUTABLE, sizeof(vVertices));
/* bind render target to framebuffer */
etna_fb_bind_resource(fbs, rt_resource);
/* vertex / index buffer setup */
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);
memcpy(vtx_logical, vVertices, sizeof(vVertices));
pipe_buffer_unmap(pipe, vtx_transfer);
struct pipe_vertex_buffer vertex_buf_desc = {
.stride = VERTEX_STRIDE*4,
.buffer_offset = 0,
.buffer = vtx_resource,
.user_buffer = 0
};
struct pipe_vertex_element pipe_vertex_elements[] = {
{ /* positions */
.src_offset = 0*4,
.instance_divisor = 0,
.vertex_buffer_index = 0,
.src_format = PIPE_FORMAT_R32G32B32A32_FLOAT
},
{ /* texcoord */
.src_offset = 4*4,
.instance_divisor = 0,
.vertex_buffer_index = 0,
.src_format = PIPE_FORMAT_R32G32B32A32_FLOAT
},
};
int main(int argc, char **argv)
{
int width = 1920;
int height = 1080;
bool do_clear = false;
bool super_tiled = false;
bool enable_ts = true;
bool early_z = false;
int num_frames = 2000;
unsigned fmt_rt = PIPE_FORMAT_B8G8R8X8_UNORM;
unsigned fmt_zs = PIPE_FORMAT_S8_UINT_Z24_UNORM;
int opt;
int error = 0;
while ((opt = getopt(argc, argv, "w:h:l:s:t:e:f:d:c:")) != -1) {
switch(opt)
{
case 'w': width = atoi(optarg); break;
case 'h': height = atoi(optarg); break;
case 'l': do_clear = atoi(optarg); break;
case 's': super_tiled = atoi(optarg); break;
case 't': enable_ts = atoi(optarg); break;
case 'e': early_z = atoi(optarg); break;
case 'f': num_frames = atoi(optarg); break;
case 'd':
switch(atoi(optarg))
{
case 0: fmt_zs = PIPE_FORMAT_NONE; break;
case 16: fmt_zs = PIPE_FORMAT_Z16_UNORM; break;
case 32: fmt_zs = PIPE_FORMAT_S8_UINT_Z24_UNORM; break;
default:
printf("Invalid depth stencil surface depth %s\n", optarg);
error = 1;
}
break;
case 'c':
switch(atoi(optarg))
{
case 0: fmt_rt = PIPE_FORMAT_NONE; break;
case 16: fmt_rt = PIPE_FORMAT_B5G6R5_UNORM; break;
case 32: fmt_rt = PIPE_FORMAT_B8G8R8X8_UNORM; break;
default:
printf("Invalid color surface depth %s\n", optarg);
error = 1;
}
break;
default:
printf("Unknown argument %c\n", opt);
error = 1;
}
}
if(error)
{
printf("Usage:\n");
printf(" %s [-w <width>] [-h <height>] [-l <0/1>] [-s <0/1>] [-t <0/1>] [-e <0/1>] [-f <frames>] [-d <0/16/32>] [-c <16/32>]\n", argv[0]);
printf("\n");
printf(" -w <width> Width of surface (default is 1920)\n");
printf(" -h <height> Height of surface (default is 1080)\n");
printf(" -l <0/1> Clear surface every frame (0=no, 1=yes, default is 0)\n");
printf(" -s <0/1> Use supertile layout (0=no, 1=yes, default is 0)\n");
printf(" -t <0/1> Enable TS (0=no, 1=yes, default is 1)\n");
printf(" -e <0/1> Enable early Z (0=no, 1=yes, default is 0)\n");
printf(" -f <frames> Number of frames to render (default is 2000)\n");
printf(" -d <0/16/32> Depth/stencil surface depth\n");
printf(" -c <16/32> Color surface depth\n");
exit(1);
}
struct fbdemos_scaffold *fbs = 0;
fbdemo_init(&fbs);
struct pipe_context *pipe = fbs->pipe;
/* resources */
struct pipe_resource *rt_resource = NULL;
struct pipe_resource *z_resource = NULL;
if(!super_tiled)
etna_mesa_debug |= ETNA_DBG_NO_SUPERTILE;
if(!enable_ts)
etna_mesa_debug |= ETNA_DBG_NO_TS;
if(!early_z)
etna_mesa_debug |= ETNA_DBG_NO_EARLY_Z;
if(fmt_rt != PIPE_FORMAT_NONE)
rt_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_RENDER_TARGET, fmt_rt, width, height, 0);
if(fmt_zs != PIPE_FORMAT_NONE)
z_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_RENDER_TARGET, fmt_zs, width, height, 0);
struct pipe_resource *vtx_resource = pipe_buffer_create(fbs->screen, PIPE_BIND_VERTEX_BUFFER, PIPE_USAGE_IMMUTABLE, sizeof(vVertices));
/* vertex / index buffer setup */
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);
memcpy(vtx_logical, vVertices, sizeof(vVertices));
pipe_buffer_unmap(pipe, vtx_transfer);
struct pipe_vertex_buffer vertex_buf_desc = {
.stride = VERTEX_STRIDE*4,
.buffer_offset = 0,
.buffer = vtx_resource,
.user_buffer = 0
};
struct pipe_vertex_element pipe_vertex_elements[] = {
{ /* positions */
.src_offset = 0*4,
.instance_divisor = 0,
.vertex_buffer_index = 0,
.src_format = PIPE_FORMAT_R32G32B32A32_FLOAT
},
{ /* texcoord */
.src_offset = 4*4,
.instance_divisor = 0,
.vertex_buffer_index = 0,
.src_format = PIPE_FORMAT_R32G32B32A32_FLOAT
},
};
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 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;
struct fbdemos_scaffold *fbs = 0;
fbdemo_init(&fbs);
width = fbs->width;
height = fbs->height;
struct viv_conn *conn = fbs->conn;
bool supertiled = VIV_FEATURE(conn, chipMinorFeatures0,SUPER_TILED);
unsigned bits_per_tile = VIV_FEATURE(conn, chipMinorFeatures0,2BITPERTILE)?2:4;
printf("supertiled: %i bits per tile: %i\n", supertiled, bits_per_tile);
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);
struct etna_bo *rt = 0; /* main render target */
struct etna_bo *rt_ts = 0; /* tile status for main render target */
struct etna_bo *z = 0; /* depth for main render target */
struct etna_bo *z_ts = 0; /* depth ts for main render target */
struct etna_bo *vtx = 0; /* vertex buffer */
struct etna_bo *idx = 0; /* index buffer */
struct etna_bo *aux_rt = 0; /* auxilary render target */
struct etna_bo *aux_rt_ts = 0; /* tile status for auxilary render target */
struct etna_bo *tex = 0; /* texture */
struct etna_bo *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)*bits_per_tile/0x80, 0x100);
size_t z_size = padded_width * padded_height * 2;
size_t z_ts_size = etna_align_up((padded_width * padded_height * 2)*bits_per_tile/0x80, 0x100);
size_t bmp_size = width * height * 4;
if((rt=etna_bo_new(conn, rt_size, DRM_ETNA_GEM_TYPE_RT))==NULL ||
(rt_ts=etna_bo_new(conn, rt_ts_size, DRM_ETNA_GEM_TYPE_TS))==NULL ||
(z=etna_bo_new(conn, z_size, DRM_ETNA_GEM_TYPE_ZS))==NULL ||
(z_ts=etna_bo_new(conn, z_ts_size, DRM_ETNA_GEM_TYPE_TS))==NULL ||
(vtx=etna_bo_new(conn, VERTEX_BUFFER_SIZE, DRM_ETNA_GEM_TYPE_VTX))==NULL ||
(idx=etna_bo_new(conn, INDEX_BUFFER_SIZE, DRM_ETNA_GEM_TYPE_IDX))==NULL ||
(aux_rt=etna_bo_new(conn, 0x4000, DRM_ETNA_GEM_TYPE_RT))==NULL ||
(aux_rt_ts=etna_bo_new(conn, 0x100, DRM_ETNA_GEM_TYPE_TS))==NULL ||
(tex=etna_bo_new(conn, 0x100000, DRM_ETNA_GEM_TYPE_TEX))==NULL ||
(bmp=etna_bo_new(conn, bmp_size, DRM_ETNA_GEM_TYPE_BMP))==NULL
)
{
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(etna_bo_map(vtx), 0, VERTEX_BUFFER_SIZE);
#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);
float *vtx_map = (float*)etna_bo_map(vtx);
for(int vert=0; vert<COMPANION_ARRAY_COUNT; ++vert)
{
int dest_idx = vert * (3 + 3 + 2);
for(int comp=0; comp<3; ++comp)
vtx_map[dest_idx+comp+0] = vertices_array[vert*3 + comp]; /* 0 */
for(int comp=0; comp<3; ++comp)
vtx_map[dest_idx+comp+3] = normals_array[vert*3 + comp]; /* 1 */
for(int comp=0; comp<2; ++comp)
vtx_map[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);
float *vtx_map = (float*)etna_bo_map(vtx);
for(int vert=0; vert<COMPANION_VERTEX_COUNT; ++vert)
{
int dest_idx = vert * (3 + 3 + 2);
for(int comp=0; comp<3; ++comp)
vtx_map[dest_idx+comp+0] = companion_vertices[vert][comp]; /* 0 */
for(int comp=0; comp<3; ++comp)
vtx_map[dest_idx+comp+3] = companion_normals[vert][comp]; /* 1 */
for(int comp=0; comp<2; ++comp)
vtx_map[dest_idx+comp+6] = companion_texture_coordinates[vert][comp]; /* 2 */
}
assert(COMPANION_TRIANGLE_COUNT*3*sizeof(unsigned short) < INDEX_BUFFER_SIZE);
memcpy(etna_bo_map(idx), &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;
uint32_t *tex_map = (uint32_t*)etna_bo_map(tex);
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;
tex_map[ofs] = ((a&0xFF) << 24) | ((b&0xFF) << 16) | ((g&0xFF) << 8) | (r&0xFF);
ofs += 1;
}
}
}
}
struct etna_ctx *ctx = 0;
if(etna_create(conn, &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_SEPARATE_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_OVERWRITE, 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, supertiled));
etna_set_state(ctx, VIVS_PE_COLOR_ADDR, etna_bo_gpu_address(rt));
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, etna_bo_gpu_address(rt_ts));
etna_set_state(ctx, VIVS_TS_COLOR_SURFACE_BASE, etna_bo_gpu_address(rt));
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, supertiled) &
ETNA_MASKED_BIT(VIVS_PE_DEPTH_CONFIG_EARLY_Z, 1));
etna_set_state(ctx, VIVS_PE_DEPTH_ADDR, etna_bo_gpu_address(z));
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, etna_bo_gpu_address(z_ts));
etna_set_state(ctx, VIVS_TS_DEPTH_SURFACE_BASE, etna_bo_gpu_address(z));
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, etna_bo_gpu_address(aux_rt), etna_bo_gpu_address(aux_rt_ts));
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), (bits_per_tile==4)?0x11111111:0x55555555);
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, etna_bo_gpu_address(rt_ts));
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, etna_bo_gpu_address(z_ts));
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, etna_bo_gpu_address(rt_ts));
etna_set_state(ctx, VIVS_TS_COLOR_SURFACE_BASE, etna_bo_gpu_address(rt));
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), etna_bo_gpu_address(tex));
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);
float aspect = (float)(height) / (float)(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, etna_bo_gpu_address(idx));
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, etna_bo_gpu_address(vtx));
etna_set_state(ctx, VIVS_FE_VERTEX_STREAM_CONTROL,
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, NULL);
#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) | (supertiled?VIVS_RS_SOURCE_STRIDE_TILING:0));
etna_set_state(ctx, VIVS_RS_DEST_STRIDE, (padded_width * 4 * 4) | (supertiled?VIVS_RS_SOURCE_STRIDE_TILING:0));
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, etna_bo_gpu_address(rt));
etna_set_state(ctx, VIVS_RS_DEST_ADDR, etna_bo_gpu_address(rt));
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, NULL);
etna_warm_up_rs(ctx, etna_bo_gpu_address(aux_rt), etna_bo_gpu_address(aux_rt_ts));
#endif
etna_set_state(ctx, VIVS_TS_COLOR_STATUS_BASE, etna_bo_gpu_address(rt_ts));
etna_set_state(ctx, VIVS_TS_COLOR_SURFACE_BASE, etna_bo_gpu_address(rt));
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) | (supertiled?VIVS_RS_SOURCE_STRIDE_TILING:0));
etna_set_state(ctx, VIVS_RS_DEST_STRIDE, fbs->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, etna_bo_gpu_address(rt));
etna_set_state(ctx, VIVS_RS_DEST_ADDR, etna_bo_gpu_address(fbs->fb.buffer[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(&fbs->fb, backbuffer);
backbuffer = 1-backbuffer;
}
etna_free(ctx);
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;
/* 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_S8_UINT_Z24_UNORM, width, height, 0);
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, VERTEX_BUFFER_SIZE);
/* bind render target to framebuffer */
etna_fb_bind_resource(fbs, rt_resource);
/* vertex / index buffer setup */
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);
for(int vert=0; vert<NUM_VERTICES; ++vert)
{
int dest_idx = vert * 3;
for(int comp=0; comp<3; ++comp)
vtx_logical[dest_idx+comp+0] = vVertices[vert*3 + comp]; /* 0 */
}
pipe_buffer_unmap(pipe, vtx_transfer);
struct pipe_transfer *idx_transfer = 0;
void *idx_logical = pipe_buffer_map(pipe, idx_resource, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_UNSYNCHRONIZED, &idx_transfer);
assert(idx_logical);
memcpy(idx_logical, indices, sizeof(indices));
pipe_buffer_unmap(pipe, idx_transfer);
struct pipe_vertex_buffer vertex_buf_desc = {
.stride = (3)*4,
.buffer_offset = 0,
.buffer = vtx_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
},
};
void *vertex_elements = pipe->create_vertex_elements_state(pipe,
sizeof(pipe_vertex_elements)/sizeof(pipe_vertex_elements[0]), pipe_vertex_elements);
struct pipe_index_buffer index_buf_desc = {
.index_size = 1,
.offset = 0,
.buffer = idx_resource,
.user_buffer = 0
};
/* compile gallium3d states */
void *blend = pipe->create_blend_state(pipe, &(struct pipe_blend_state) {
.rt[0] = {
.blend_enable = 0,
.rgb_func = PIPE_BLEND_ADD,
.rgb_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA,
.rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA,
.alpha_func = PIPE_BLEND_ADD,
.alpha_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA,
.alpha_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA,
.colormask = 0xf
}
});
void *sampler = pipe->create_sampler_state(pipe, &(struct pipe_sampler_state) {
.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE,
.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE,
.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE,
.min_img_filter = PIPE_TEX_FILTER_LINEAR,
.min_mip_filter = PIPE_TEX_MIPFILTER_LINEAR,
.mag_img_filter = PIPE_TEX_FILTER_LINEAR,
.normalized_coords = 1,
.lod_bias = 0.0f,
.min_lod = 0.0f, .max_lod=1000.0f
});
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;
dds_texture *dds = 0;
if(argc<2 || !dds_load(argv[1], &dds))
{
printf("Error loading texture\n");
exit(1);
}
uint32_t tex_format = 0;
uint32_t tex_base_width = dds->slices[0][0].width;
uint32_t tex_base_height = dds->slices[0][0].height;
switch(dds->fmt)
{
case FMT_A8R8G8B8: tex_format = PIPE_FORMAT_B8G8R8A8_UNORM; break;
case FMT_X8R8G8B8: tex_format = PIPE_FORMAT_B8G8R8X8_UNORM; break;
case FMT_DXT1: tex_format = PIPE_FORMAT_DXT1_RGB; break;
case FMT_DXT3: tex_format = PIPE_FORMAT_DXT3_RGBA; break;
case FMT_DXT5: tex_format = PIPE_FORMAT_DXT5_RGBA; break;
case FMT_ETC1: tex_format = PIPE_FORMAT_ETC1_RGB8; break;
case FMT_A8: tex_format = PIPE_FORMAT_A8_UNORM; break;
case FMT_L8: tex_format = PIPE_FORMAT_L8_UNORM; break;
case FMT_A8L8: tex_format = PIPE_FORMAT_L8A8_UNORM; break;
default:
printf("Unknown texture format\n");
exit(1);
}
struct pipe_resource *tex_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_SAMPLER_VIEW, tex_format, tex_base_width, tex_base_height,
dds->num_mipmaps - 1);
printf("Loading compressed texture (format %i, %ix%i)\n", dds->fmt, tex_base_width, tex_base_height);
for(int ix=0; ix<dds->num_mipmaps; ++ix)
{
printf("%08x: Uploading mipmap %i (%ix%i)\n", dds->slices[0][ix].offset, ix, dds->slices[0][ix].width, dds->slices[0][ix].height);
etna_pipe_inline_write(pipe, tex_resource, 0, ix, dds->slices[0][ix].data, dds->slices[0][ix].size);
}
/* 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);
struct pipe_resource *vtx_resource = pipe_buffer_create(fbs->screen, PIPE_BIND_VERTEX_BUFFER, PIPE_USAGE_IMMUTABLE, VERTEX_BUFFER_SIZE);
/* bind render target to framebuffer */
etna_fb_bind_resource(&fbs->fb, rt_resource);
/* 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.
*/
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);
for(int vert=0; vert<NUM_VERTICES; ++vert)
{
int dest_idx = vert * (3 + 3 + 2);
for(int comp=0; comp<3; ++comp)
vtx_logical[dest_idx+comp+0] = vVertices[vert*3 + comp]; /* 0 */
for(int comp=0; comp<3; ++comp)
vtx_logical[dest_idx+comp+3] = vNormals[vert*3 + comp]; /* 1 */
for(int comp=0; comp<2; ++comp)
vtx_logical[dest_idx+comp+6] = vTexCoords[vert*2 + comp]; /* 2 */
}
pipe_buffer_unmap(pipe, vtx_transfer);
/* compile gallium3d states */
void *blend = NULL;
if(tex_format == PIPE_FORMAT_A8_UNORM || tex_format == PIPE_FORMAT_L8A8_UNORM) /* if alpha texture, enable blending */
{
blend = pipe->create_blend_state(pipe, &(struct pipe_blend_state) {
.rt[0] = {
.blend_enable = 1,
.rgb_func = PIPE_BLEND_ADD,
.rgb_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA,
.rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA,
.alpha_func = PIPE_BLEND_ADD,
.alpha_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA,
.alpha_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA,
.colormask = 0xf
}
});
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;
/* 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);
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, VERTEX_BUFFER_SIZE);
/* bind render target to framebuffer */
etna_fb_bind_resource(&fbs->fb, rt_resource);
/* 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.
*/
float *vVertices;
float *vNormals;
float *vTexCoords;
uint16_t *vIndices;
int numVertices = 0;
int numIndices = esGenSphere(80, 1.0f, &vVertices, &vNormals,
&vTexCoords, &vIndices, &numVertices);
unsigned vtxStride = 3+3+2;
assert((numVertices * vtxStride*4) < VERTEX_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);
for(int vert=0; vert<numVertices; ++vert)
{
int dest_idx = vert * vtxStride;
for(int comp=0; comp<3; ++comp)
vtx_logical[dest_idx+comp+0] = vVertices[vert*3 + comp]; /* 0 */
for(int comp=0; comp<3; ++comp)
vtx_logical[dest_idx+comp+3] = vNormals[vert*3 + comp]; /* 1 */
for(int comp=0; comp<2; ++comp)
vtx_logical[dest_idx+comp+6] = vTexCoords[vert*2 + comp]; /* 2 */
}
pipe_buffer_unmap(pipe, vtx_transfer);
assert((numIndices * 2) < VERTEX_BUFFER_SIZE);
struct pipe_transfer *idx_transfer = 0;
void *idx_logical = pipe_buffer_map(pipe, idx_resource, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_UNSYNCHRONIZED, &idx_transfer);
memcpy(idx_logical, vIndices, numIndices*sizeof(uint16_t));
pipe_buffer_unmap(pipe, idx_transfer);
/* compile gallium3d states */
void *blend = pipe->create_blend_state(pipe, &(struct pipe_blend_state) {
.rt[0] = {
.blend_enable = 0,
.rgb_func = PIPE_BLEND_ADD,
.rgb_src_factor = PIPE_BLENDFACTOR_ONE,
.rgb_dst_factor = PIPE_BLENDFACTOR_ZERO,
.alpha_func = PIPE_BLEND_ADD,
.alpha_src_factor = PIPE_BLENDFACTOR_ONE,
.alpha_dst_factor = PIPE_BLENDFACTOR_ZERO,
.colormask = 0xf
}
});
