Profiler::Result Profiler::getResult(ID3D11Device* graphicsDevice, Game* game)
{
ID3D11DeviceContext* immediateContext;
graphicsDevice->GetImmediateContext(&immediateContext);
GPA_BeginSession(&sessionID);
for (unsigned i = 0; i < numPasses; ++i)
{
GPA_BeginPass();
GPA_BeginSample(0);
game->drawTerrain(graphicsDevice);
GPA_EndSample();
GPA_EndPass();
}
GPA_EndSession();
immediateContext->Release();
bool readyResult;
do GPA_IsSessionReady(&readyResult, sessionID);
while (!readyResult);
do GPA_IsSampleReady(&readyResult, sessionID, 0);
while (!readyResult);
double primitivesIn;
double pixelsPerTriangle;
GPA_GetSampleFloat64(sessionID, 0, primitivesInCounterID, &primitivesIn);
GPA_GetSampleFloat64(sessionID, 0, pixelsPerTriangleCounterID, &pixelsPerTriangle);
Result result;
result.primitiveCount = (unsigned)primitivesIn;
result.pixelsPerTriangle = (float)pixelsPerTriangle;
return result;
}
int
dxt_encoder_compress_texture(struct dxt_encoder* encoder, int texture, unsigned char* image_compressed)
{
#ifdef USE_PBO_DXT_ENCODER
GLubyte *ptr;
#endif
glBindTexture(GL_TEXTURE_2D, texture);
glDrawBuffer(GL_COLOR_ATTACHMENT0_EXT);
assert(GL_FRAMEBUFFER_COMPLETE == glCheckFramebufferStatus(GL_FRAMEBUFFER));
glClearColor(1,0,0,1);
glClear(GL_COLOR_BUFFER_BIT);
if(encoder->legacy) {
glBegin(GL_QUADS);
glTexCoord2f(0.0, 0.0); glVertex2f(-1.0, -1.0);
glTexCoord2f(1.0, 0.0); glVertex2f(1.0, -1.0);
glTexCoord2f(1.0, 1.0); glVertex2f(1.0, 1.0);
glTexCoord2f(0.0, 1.0); glVertex2f(-1.0, 1.0);
glEnd();
} else {
#if ! defined HAVE_MACOSX || OS_VERSION_MAJOR >= 11
// Compress
glBindVertexArray(encoder->g_vao);
//glDrawElements(GL_TRIANGLE_STRIP, sizeof(m_quad.indices) / sizeof(m_quad.indices[0]), GL_UNSIGNED_SHORT, BUFFER_OFFSET(0));
glDrawArrays(GL_TRIANGLES, 0, 6);
glBindVertexArray(0);
#endif
}
#ifdef HAVE_GPUPERFAPI
GPA_EndSample();
GPA_BeginSample(3);
#endif
#ifdef RTDXT_DEBUG
glEndQuery(GL_TIME_ELAPSED_EXT);
glBeginQuery(GL_TIME_ELAPSED_EXT, encoder->queries[3]);
#endif
#ifdef RTDXT_DEBUG_HOST
glFinish();
TIMER_STOP_PRINT("Texture Compress: ");
TIMER_START();
#endif
glReadBuffer(GL_COLOR_ATTACHMENT0_EXT);
#ifdef USE_PBO_DXT_ENCODER
// Read back
// read pixels from framebuffer to PBO
// glReadPixels() should return immediately.
glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, encoder->pbo_out);
if ( encoder->type == DXT_TYPE_DXT5_YCOCG )
glReadPixels(0, 0, (encoder->width + 3) / 4, (encoder->height + 3) / 4, GL_RGBA_INTEGER_EXT, GL_UNSIGNED_INT, 0);
else
glReadPixels(0, 0, (encoder->width + 3) / 4, (encoder->height + 3) / 4 , GL_RGBA_INTEGER_EXT, GL_UNSIGNED_SHORT, 0);
// map the PBO to process its data by CPU
glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, encoder->pbo_out);
ptr = (GLubyte*)glMapBufferARB(GL_PIXEL_PACK_BUFFER_ARB,
GL_READ_ONLY_ARB);
if(ptr)
{
memcpy(image_compressed, ptr, ((encoder->width + 3) / 4 * 4) * ((encoder->height + 3) / 4 * 4) / (encoder->type == DXT_TYPE_DXT5_YCOCG ? 1 : 2));
glUnmapBufferARB(GL_PIXEL_PACK_BUFFER_ARB);
}
// back to conventional pixel operation
glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, 0);
#else
glReadPixels(0, 0, (encoder->width + 3) / 4, (encoder->height + 3) / 4, GL_RGBA_INTEGER_EXT,
encoder->type == DXT_TYPE_DXT5_YCOCG ? GL_UNSIGNED_INT : GL_UNSIGNED_SHORT, image_compressed);
#endif
#ifdef RTDXT_DEBUG_HOST
glFinish();
TIMER_STOP_PRINT("Texture Save: ");
#endif
#ifdef RTDXT_DEBUG
glEndQuery(GL_TIME_ELAPSED_EXT);
{
GLint available = 0;
GLuint64 load = 0,
convert = 0,
compress = 0,
store = 0;
while (!available) {
glGetQueryObjectiv(encoder->queries[3], GL_QUERY_RESULT_AVAILABLE, &available);
}
glGetQueryObjectui64vEXT(encoder->queries[0], GL_QUERY_RESULT, &load);
glGetQueryObjectui64vEXT(encoder->queries[1], GL_QUERY_RESULT, &convert);
glGetQueryObjectui64vEXT(encoder->queries[2], GL_QUERY_RESULT, &compress);
glGetQueryObjectui64vEXT(encoder->queries[3], GL_QUERY_RESULT, &store);
printf("Load: %8lu; YUV444->YUV422: %8lu; compress: %8lu; store: %8lu\n",
load, convert, compress, store);
}
#endif
#ifdef HAVE_GPUPERFAPI
GPA_EndSample();
GPA_EndPass();
#endif
return 0;
}
