void
setupFrame(void)
{
static Matrix world;
static Matrix view;
SVGA3dTextureState *ts;
SVGA3dRenderState *rs;
Matrix_Copy(view, gIdentityMatrix);
Matrix_Translate(view, 0, 0, 3);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_VIEW, view);
Matrix_Copy(world, gIdentityMatrix);
Matrix_RotateX(world, -60.0 * PI_OVER_180);
Matrix_RotateY(world, gFPS.frame * 0.01f);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_WORLD, world);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_PROJECTION, perspectiveMat);
SVGA3D_BeginSetRenderState(CID, &rs, 4);
{
rs[0].state = SVGA3D_RS_BLENDENABLE;
rs[0].uintValue = FALSE;
rs[1].state = SVGA3D_RS_ZENABLE;
rs[1].uintValue = TRUE;
rs[2].state = SVGA3D_RS_ZWRITEENABLE;
rs[2].uintValue = TRUE;
rs[3].state = SVGA3D_RS_ZFUNC;
rs[3].uintValue = SVGA3D_CMP_LESS;
}
SVGA_FIFOCommitAll();
SVGA3D_BeginSetTextureState(CID, &ts, 4);
{
ts[0].stage = 0;
ts[0].name = SVGA3D_TS_BIND_TEXTURE;
ts[0].value = SVGA3D_INVALID_ID;
ts[1].stage = 0;
ts[1].name = SVGA3D_TS_COLOROP;
ts[1].value = SVGA3D_TC_SELECTARG1;
ts[2].stage = 0;
ts[2].name = SVGA3D_TS_COLORARG1;
ts[2].value = SVGA3D_TA_DIFFUSE;
ts[3].stage = 0;
ts[3].name = SVGA3D_TS_ALPHAARG1;
ts[3].value = SVGA3D_TA_DIFFUSE;
}
SVGA_FIFOCommitAll();
}
/*
* Rebind textures.
*
* Similar to update_tss_binding, but without any state checking/update.
*
* Called at the beginning of every new command buffer to ensure that
* non-dirty textures are properly paged-in.
*/
enum pipe_error
svga_reemit_tss_bindings(struct svga_context *svga)
{
unsigned i;
enum pipe_error ret;
struct bind_queue queue;
assert(svga->rebind.texture_samplers);
queue.bind_count = 0;
for (i = 0; i < svga->state.hw_draw.num_views; i++) {
struct svga_hw_view_state *view = &svga->state.hw_draw.views[i];
if (view->v) {
queue.bind[queue.bind_count].unit = i;
queue.bind[queue.bind_count].view = view;
queue.bind_count++;
}
}
if (queue.bind_count) {
SVGA3dTextureState *ts;
ret = SVGA3D_BeginSetTextureState(svga->swc,
&ts,
queue.bind_count);
if (ret != PIPE_OK) {
return ret;
}
for (i = 0; i < queue.bind_count; i++) {
struct svga_winsys_surface *handle;
ts[i].stage = queue.bind[i].unit;
ts[i].name = SVGA3D_TS_BIND_TEXTURE;
assert(queue.bind[i].view->v);
handle = queue.bind[i].view->v->handle;
svga->swc->surface_relocation(svga->swc,
&ts[i].value,
handle,
SVGA_RELOC_READ);
}
SVGA_FIFOCommitAll(svga->swc);
}
svga->rebind.texture_samplers = FALSE;
return PIPE_OK;
}
void
renderCube(float x,
float y,
Bool useShaders,
Bool useHalf)
{
SVGA3dTextureState *ts;
SVGA3dRenderState *rs;
SVGA3dVertexDecl *decls;
SVGA3dPrimitiveRange *ranges;
static Matrix view;
Matrix_Copy(view, gIdentityMatrix);
Matrix_RotateX(view, 30.0 * M_PI / 180.0);
Matrix_RotateY(view, gFPS.frame * 0.01f);
Matrix_Translate(view, x, y, 15);
if (useShaders) {
SVGA3D_SetShader(CID, SVGA3D_SHADERTYPE_VS, MY_VSHADER_ID);
SVGA3D_SetShader(CID, SVGA3D_SHADERTYPE_PS, MY_PSHADER_ID);
SVGA3DUtil_SetShaderConstMatrix(CID, CONST_MAT_PROJ,
SVGA3D_SHADERTYPE_VS, perspectiveMat);
SVGA3DUtil_SetShaderConstMatrix(CID, CONST_MAT_VIEW,
SVGA3D_SHADERTYPE_VS, view);
} else {
SVGA3D_SetShader(CID, SVGA3D_SHADERTYPE_VS, SVGA3D_INVALID_ID);
SVGA3D_SetShader(CID, SVGA3D_SHADERTYPE_PS, SVGA3D_INVALID_ID);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_VIEW, view);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_WORLD, gIdentityMatrix);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_PROJECTION, perspectiveMat);
}
SVGA3D_BeginSetRenderState(CID, &rs, 4);
{
rs[0].state = SVGA3D_RS_BLENDENABLE;
rs[0].uintValue = FALSE;
rs[1].state = SVGA3D_RS_ZENABLE;
rs[1].uintValue = TRUE;
rs[2].state = SVGA3D_RS_ZWRITEENABLE;
rs[2].uintValue = TRUE;
rs[3].state = SVGA3D_RS_ZFUNC;
rs[3].uintValue = SVGA3D_CMP_LESS;
}
SVGA_FIFOCommitAll();
SVGA3D_BeginSetTextureState(CID, &ts, 4);
{
ts[0].stage = 0;
ts[0].name = SVGA3D_TS_BIND_TEXTURE;
ts[0].value = SVGA3D_INVALID_ID;
ts[1].stage = 0;
ts[1].name = SVGA3D_TS_COLOROP;
ts[1].value = SVGA3D_TC_SELECTARG1;
ts[2].stage = 0;
ts[2].name = SVGA3D_TS_COLORARG1;
ts[2].value = SVGA3D_TA_DIFFUSE;
ts[3].stage = 0;
ts[3].name = SVGA3D_TS_ALPHAARG1;
ts[3].value = SVGA3D_TA_DIFFUSE;
}
SVGA_FIFOCommitAll();
SVGA3D_BeginDrawPrimitives(CID, &decls, 2, &ranges, 1);
{
decls[0].identity.usage = SVGA3D_DECLUSAGE_POSITION;
decls[0].array.surfaceId = vertexSid;
decls[0].array.stride = sizeof(MyVertex);
if (useHalf) {
decls[0].identity.type = SVGA3D_DECLTYPE_FLOAT16_4;
decls[0].array.offset = offsetof(MyVertex, position16);
} else {
decls[0].identity.type = SVGA3D_DECLTYPE_FLOAT3;
decls[0].array.offset = offsetof(MyVertex, position32);
}
decls[1].identity.type = SVGA3D_DECLTYPE_D3DCOLOR;
decls[1].identity.usage = SVGA3D_DECLUSAGE_COLOR;
decls[1].array.surfaceId = vertexSid;
decls[1].array.stride = sizeof(MyVertex);
decls[1].array.offset = offsetof(MyVertex, color);
ranges[0].primType = SVGA3D_PRIMITIVE_TRIANGLELIST;
ranges[0].primitiveCount = numTriangles;
ranges[0].indexArray.surfaceId = indexSid;
ranges[0].indexArray.stride = sizeof(uint16);
ranges[0].indexWidth = sizeof(uint16);
}
SVGA_FIFOCommitAll();
SVGA3D_SetShader(CID, SVGA3D_SHADERTYPE_VS, SVGA3D_INVALID_ID);
SVGA3D_SetShader(CID, SVGA3D_SHADERTYPE_PS, SVGA3D_INVALID_ID);
}
void
render(void)
{
SVGA3dTextureState *ts;
SVGA3dRenderState *rs;
SVGA3dVertexDecl *decls;
SVGA3dPrimitiveRange *ranges;
static Matrix view;
Matrix_Copy(view, gIdentityMatrix);
Matrix_Scale(view, 0.5, 0.5, 0.5, 1.0);
if (lastMouseState.buttons & VMMOUSE_LEFT_BUTTON) {
Matrix_RotateX(view, lastMouseState.y * 0.0001);
Matrix_RotateY(view, lastMouseState.x * -0.0001);
} else {
Matrix_RotateX(view, 30.0 * M_PI / 180.0);
Matrix_RotateY(view, gFPS.frame * 0.01f);
}
Matrix_Translate(view, 0, 0, 3);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_VIEW, view);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_WORLD, gIdentityMatrix);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_PROJECTION, perspectiveMat);
SVGA3D_BeginSetRenderState(CID, &rs, 4);
{
rs[0].state = SVGA3D_RS_BLENDENABLE;
rs[0].uintValue = FALSE;
rs[1].state = SVGA3D_RS_ZENABLE;
rs[1].uintValue = TRUE;
rs[2].state = SVGA3D_RS_ZWRITEENABLE;
rs[2].uintValue = TRUE;
rs[3].state = SVGA3D_RS_ZFUNC;
rs[3].uintValue = SVGA3D_CMP_LESS;
}
SVGA_FIFOCommitAll();
SVGA3D_BeginSetTextureState(CID, &ts, 4);
{
ts[0].stage = 0;
ts[0].name = SVGA3D_TS_BIND_TEXTURE;
ts[0].value = SVGA3D_INVALID_ID;
ts[1].stage = 0;
ts[1].name = SVGA3D_TS_COLOROP;
ts[1].value = SVGA3D_TC_SELECTARG1;
ts[2].stage = 0;
ts[2].name = SVGA3D_TS_COLORARG1;
ts[2].value = SVGA3D_TA_DIFFUSE;
ts[3].stage = 0;
ts[3].name = SVGA3D_TS_ALPHAARG1;
ts[3].value = SVGA3D_TA_DIFFUSE;
}
SVGA_FIFOCommitAll();
SVGA3D_BeginDrawPrimitives(CID, &decls, 2, &ranges, 1);
{
decls[0].identity.type = SVGA3D_DECLTYPE_FLOAT3;
decls[0].identity.usage = SVGA3D_DECLUSAGE_POSITION;
decls[0].array.surfaceId = vertexSid;
decls[0].array.stride = sizeof(MyVertex);
decls[0].array.offset = offsetof(MyVertex, position);
decls[1].identity.type = SVGA3D_DECLTYPE_D3DCOLOR;
decls[1].identity.usage = SVGA3D_DECLUSAGE_COLOR;
decls[1].array.surfaceId = vertexSid;
decls[1].array.stride = sizeof(MyVertex);
decls[1].array.offset = offsetof(MyVertex, color);
ranges[0].primType = SVGA3D_PRIMITIVE_TRIANGLELIST;
ranges[0].primitiveCount = numTriangles;
ranges[0].indexArray.surfaceId = indexSid;
ranges[0].indexArray.stride = sizeof(uint16);
ranges[0].indexWidth = sizeof(uint16);
}
SVGA_FIFOCommitAll();
}
static int
update_tss_binding(struct svga_context *svga,
unsigned dirty )
{
unsigned i;
unsigned count = MAX2( svga->curr.num_textures,
svga->state.hw_draw.num_views );
unsigned min_lod;
unsigned max_lod;
struct {
struct {
unsigned unit;
struct svga_hw_view_state *view;
} bind[PIPE_MAX_SAMPLERS];
unsigned bind_count;
} queue;
queue.bind_count = 0;
for (i = 0; i < count; i++) {
const struct svga_sampler_state *s = svga->curr.sampler[i];
struct svga_hw_view_state *view = &svga->state.hw_draw.views[i];
/* get min max lod */
if (svga->curr.texture[i]) {
min_lod = MAX2(s->view_min_lod, 0);
max_lod = MIN2(s->view_max_lod, svga->curr.texture[i]->last_level);
} else {
min_lod = 0;
max_lod = 0;
}
if (view->texture != svga->curr.texture[i] ||
view->min_lod != min_lod ||
view->max_lod != max_lod) {
svga_sampler_view_reference(&view->v, NULL);
pipe_texture_reference( &view->texture, svga->curr.texture[i] );
view->dirty = TRUE;
view->min_lod = min_lod;
view->max_lod = max_lod;
if (svga->curr.texture[i])
view->v = svga_get_tex_sampler_view(&svga->pipe,
svga->curr.texture[i],
min_lod,
max_lod);
}
if (view->dirty) {
queue.bind[queue.bind_count].unit = i;
queue.bind[queue.bind_count].view = view;
queue.bind_count++;
}
else if (view->v) {
svga_validate_sampler_view(svga, view->v);
}
}
svga->state.hw_draw.num_views = svga->curr.num_textures;
if (queue.bind_count) {
SVGA3dTextureState *ts;
if (SVGA3D_BeginSetTextureState( svga->swc,
&ts,
queue.bind_count ) != PIPE_OK)
goto fail;
for (i = 0; i < queue.bind_count; i++) {
ts[i].stage = queue.bind[i].unit;
ts[i].name = SVGA3D_TS_BIND_TEXTURE;
if (queue.bind[i].view->v) {
svga->swc->surface_relocation(svga->swc,
&ts[i].value,
queue.bind[i].view->v->handle,
PIPE_BUFFER_USAGE_GPU_READ);
}
else {
ts[i].value = SVGA3D_INVALID_ID;
}
queue.bind[i].view->dirty = FALSE;
}
SVGA_FIFOCommitAll( svga->swc );
}
return 0;
fail:
return PIPE_ERROR_OUT_OF_MEMORY;
}
static int
update_tss(struct svga_context *svga,
unsigned dirty )
{
unsigned i;
struct ts_queue queue;
queue.ts_count = 0;
for (i = 0; i < svga->curr.num_samplers; i++) {
if (svga->curr.sampler[i]) {
const struct svga_sampler_state *curr = svga->curr.sampler[i];
EMIT_TS(svga, i, curr->mipfilter, MIPFILTER, fail);
EMIT_TS(svga, i, curr->min_lod, TEXTURE_MIPMAP_LEVEL, fail);
EMIT_TS(svga, i, curr->magfilter, MAGFILTER, fail);
EMIT_TS(svga, i, curr->minfilter, MINFILTER, fail);
EMIT_TS(svga, i, curr->aniso_level, TEXTURE_ANISOTROPIC_LEVEL, fail);
EMIT_TS_FLOAT(svga, i, curr->lod_bias, TEXTURE_LOD_BIAS, fail);
EMIT_TS(svga, i, curr->addressu, ADDRESSU, fail);
EMIT_TS(svga, i, curr->addressw, ADDRESSW, fail);
EMIT_TS(svga, i, curr->bordercolor, BORDERCOLOR, fail);
// TEXCOORDINDEX -- hopefully not needed
if (svga->curr.tex_flags.flag_1d & (1 << i)) {
debug_printf("wrap 1d tex %d\n", i);
EMIT_TS(svga, i, SVGA3D_TEX_ADDRESS_WRAP, ADDRESSV, fail);
}
else
EMIT_TS(svga, i, curr->addressv, ADDRESSV, fail);
if (svga->curr.tex_flags.flag_srgb & (1 << i))
EMIT_TS_FLOAT(svga, i, 2.2f, GAMMA, fail);
else
EMIT_TS_FLOAT(svga, i, 1.0f, GAMMA, fail);
}
}
if (queue.ts_count) {
SVGA3dTextureState *ts;
if (SVGA3D_BeginSetTextureState( svga->swc,
&ts,
queue.ts_count ) != PIPE_OK)
goto fail;
memcpy( ts,
queue.ts,
queue.ts_count * sizeof queue.ts[0]);
SVGA_FIFOCommitAll( svga->swc );
}
return 0;
fail:
/* XXX: need to poison cached hardware state on failure to ensure
* dirty state gets re-emitted. Fix this by re-instating partial
* FIFOCommit command and only updating cached hw state once the
* initial allocation has succeeded.
*/
memset(svga->state.hw_draw.ts, 0xcd, sizeof(svga->state.hw_draw.ts));
return PIPE_ERROR_OUT_OF_MEMORY;
}
static void
drawCube(void)
{
static float angle = 0.5f;
SVGA3dRect *rect;
Matrix perspectiveMat;
SVGA3dTextureState *ts;
SVGA3dRenderState *rs;
SVGA3dRect viewport = { 0, 0, surfWidth, surfHeight };
SVGA3D_SetRenderTarget(CID, SVGA3D_RT_COLOR0, &colorImage);
SVGA3D_SetRenderTarget(CID, SVGA3D_RT_DEPTH, &depthImage);
SVGA3D_SetViewport(CID, &viewport);
SVGA3D_SetZRange(CID, 0.0f, 1.0f);
SVGA3D_BeginSetRenderState(CID, &rs, 5);
{
rs[0].state = SVGA3D_RS_BLENDENABLE;
rs[0].uintValue = FALSE;
rs[1].state = SVGA3D_RS_ZENABLE;
rs[1].uintValue = TRUE;
rs[2].state = SVGA3D_RS_ZWRITEENABLE;
rs[2].uintValue = TRUE;
rs[3].state = SVGA3D_RS_ZFUNC;
rs[3].uintValue = SVGA3D_CMP_LESS;
rs[4].state = SVGA3D_RS_LIGHTINGENABLE;
rs[4].uintValue = FALSE;
}
SVGA_FIFOCommitAll();
SVGA3D_BeginSetTextureState(CID, &ts, 4);
{
ts[0].stage = 0;
ts[0].name = SVGA3D_TS_BIND_TEXTURE;
ts[0].value = SVGA3D_INVALID_ID;
ts[1].stage = 0;
ts[1].name = SVGA3D_TS_COLOROP;
ts[1].value = SVGA3D_TC_SELECTARG1;
ts[2].stage = 0;
ts[2].name = SVGA3D_TS_COLORARG1;
ts[2].value = SVGA3D_TA_DIFFUSE;
ts[3].stage = 0;
ts[3].name = SVGA3D_TS_ALPHAARG1;
ts[3].value = SVGA3D_TA_DIFFUSE;
}
SVGA_FIFOCommitAll();
/*
* Draw a red border around the render target, to test edge
* accuracy in Present.
*/
SVGA3D_BeginClear(CID, SVGA3D_CLEAR_COLOR | SVGA3D_CLEAR_DEPTH,
0xFF0000, 1.0f, 0, &rect, 1);
*rect = viewport;
SVGA_FIFOCommitAll();
/*
* Draw the background color
*/
SVGA3D_BeginClear(CID, SVGA3D_CLEAR_COLOR | SVGA3D_CLEAR_DEPTH,
0x336699, 1.0f, 0, &rect, 1);
rect->x = viewport.x + 1;
rect->y = viewport.y + 1;
rect->w = viewport.w - 2;
rect->h = viewport.h - 2;
SVGA_FIFOCommitAll();
SVGA3dVertexDecl *decls;
SVGA3dPrimitiveRange *ranges;
Matrix view;
Matrix_Copy(view, gIdentityMatrix);
Matrix_Scale(view, 0.5, 0.5, 0.5, 1.0);
Matrix_RotateX(view, 30.0 * M_PI / 180.0);
Matrix_RotateY(view, angle);
Matrix_Translate(view, 0, 0, 2.2);
angle += 0.02;
Matrix_Perspective(perspectiveMat, 45.0f, 4.0f / 3.0f, 0.1f, 100.0f);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_WORLD, gIdentityMatrix);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_PROJECTION, perspectiveMat);
SVGA3D_SetTransform(CID, SVGA3D_TRANSFORM_VIEW, view);
SVGA3D_BeginDrawPrimitives(CID, &decls, 2, &ranges, 1);
{
decls[0].identity.type = SVGA3D_DECLTYPE_FLOAT3;
decls[0].identity.usage = SVGA3D_DECLUSAGE_POSITION;
decls[0].array.surfaceId = vertexSid;
decls[0].array.stride = sizeof(MyVertex);
decls[0].array.offset = offsetof(MyVertex, position);
decls[1].identity.type = SVGA3D_DECLTYPE_D3DCOLOR;
decls[1].identity.usage = SVGA3D_DECLUSAGE_COLOR;
decls[1].array.surfaceId = vertexSid;
decls[1].array.stride = sizeof(MyVertex);
decls[1].array.offset = offsetof(MyVertex, color);
ranges[0].primType = SVGA3D_PRIMITIVE_LINELIST;
ranges[0].primitiveCount = numLines;
ranges[0].indexArray.surfaceId = indexSid;
ranges[0].indexArray.stride = sizeof(uint16);
ranges[0].indexWidth = sizeof(uint16);
}
SVGA_FIFOCommitAll();
}
static int
update_tss_binding(struct svga_context *svga,
unsigned dirty )
{
boolean reemit = svga->rebind.texture_samplers;
unsigned i;
unsigned count = MAX2( svga->curr.num_sampler_views,
svga->state.hw_draw.num_views );
unsigned min_lod;
unsigned max_lod;
struct bind_queue queue;
queue.bind_count = 0;
for (i = 0; i < count; i++) {
const struct svga_sampler_state *s = svga->curr.sampler[i];
struct svga_hw_view_state *view = &svga->state.hw_draw.views[i];
struct pipe_resource *texture = NULL;
/* get min max lod */
if (svga->curr.sampler_views[i]) {
min_lod = MAX2(s->view_min_lod, 0);
max_lod = MIN2(s->view_max_lod, svga->curr.sampler_views[i]->texture->last_level);
texture = svga->curr.sampler_views[i]->texture;
} else {
min_lod = 0;
max_lod = 0;
}
if (view->texture != texture ||
view->min_lod != min_lod ||
view->max_lod != max_lod) {
svga_sampler_view_reference(&view->v, NULL);
pipe_resource_reference( &view->texture, texture );
view->dirty = TRUE;
view->min_lod = min_lod;
view->max_lod = max_lod;
if (texture)
view->v = svga_get_tex_sampler_view(&svga->pipe,
texture,
min_lod,
max_lod);
}
/*
* We need to reemit non-null texture bindings, even when they are not
* dirty, to ensure that the resources are paged in.
*/
if (view->dirty ||
(reemit && view->v)) {
queue.bind[queue.bind_count].unit = i;
queue.bind[queue.bind_count].view = view;
queue.bind_count++;
}
if (!view->dirty && view->v) {
svga_validate_sampler_view(svga, view->v);
}
}
svga->state.hw_draw.num_views = svga->curr.num_sampler_views;
if (queue.bind_count) {
SVGA3dTextureState *ts;
if (SVGA3D_BeginSetTextureState( svga->swc,
&ts,
queue.bind_count ) != PIPE_OK)
goto fail;
for (i = 0; i < queue.bind_count; i++) {
struct svga_winsys_surface *handle;
ts[i].stage = queue.bind[i].unit;
ts[i].name = SVGA3D_TS_BIND_TEXTURE;
if (queue.bind[i].view->v) {
handle = queue.bind[i].view->v->handle;
}
else {
handle = NULL;
}
svga->swc->surface_relocation(svga->swc,
&ts[i].value,
handle,
SVGA_RELOC_READ);
queue.bind[i].view->dirty = FALSE;
}
SVGA_FIFOCommitAll( svga->swc );
}
svga->rebind.texture_samplers = FALSE;
return 0;
fail:
return PIPE_ERROR_OUT_OF_MEMORY;
}
