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Merge pull request #17442 from hrydgard/glr-render-command-shrink

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Shrink the GLRRenderCommand struct from 152 to 88 bytes
This commit is contained in:
Henrik Rydgård 2023-05-16 16:38:41 +02:00 • committed by GitHub
commit c729519cf5
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 33 additions and 17 deletions
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24
Common/GPU/OpenGL/GLQueueRunner.cpp
View file

@ -1038,28 +1038,34 @@ void GLQueueRunner::PerformRenderPass(const GLRStep &step, bool first, bool last
{
_dbg_assert_(curProgram);
if (IsMultiviewSupported()) {
int layout = GetStereoBufferIndex(c.uniformMatrix4.name);
int layout = GetStereoBufferIndex(c.uniformStereoMatrix4.name);
if (layout >= 0) {
int size = 2 * 16 * sizeof(float);
glBindBufferBase(GL_UNIFORM_BUFFER, layout, *c.uniformMatrix4.loc);
glBindBuffer(GL_UNIFORM_BUFFER, *c.uniformMatrix4.loc);
glBindBufferBase(GL_UNIFORM_BUFFER, layout, *c.uniformStereoMatrix4.loc);
glBindBuffer(GL_UNIFORM_BUFFER, *c.uniformStereoMatrix4.loc);
void *matrices = glMapBufferRange(GL_UNIFORM_BUFFER, 0, size, GL_MAP_WRITE_BIT | GL_MAP_INVALIDATE_BUFFER_BIT);
memcpy(matrices, c.uniformMatrix4.m, size);
memcpy(matrices, c.uniformStereoMatrix4.mData, size);
glUnmapBuffer(GL_UNIFORM_BUFFER);
glBindBuffer(GL_UNIFORM_BUFFER, 0);
}
delete[] c.uniformStereoMatrix4.mData; // We only playback once.
} else {
int loc = c.uniformMatrix4.loc ? *c.uniformMatrix4.loc : -1;
if (c.uniformMatrix4.name) {
loc = curProgram->GetUniformLoc(c.uniformMatrix4.name);
int loc = c.uniformStereoMatrix4.loc ? *c.uniformStereoMatrix4.loc : -1;
if (c.uniformStereoMatrix4.name) {
loc = curProgram->GetUniformLoc(c.uniformStereoMatrix4.name);
}
if (loc >= 0) {
if (GetVRFBOIndex() == 0) {
glUniformMatrix4fv(loc, 1, false, c.uniformMatrix4.m);
glUniformMatrix4fv(loc, 1, false, c.uniformStereoMatrix4.mData);
} else {
glUniformMatrix4fv(loc, 1, false, &c.uniformMatrix4.m[16]);
glUniformMatrix4fv(loc, 1, false, c.uniformStereoMatrix4.mData + 16);
}
}
if (GetVRFBOIndex() == 1 || GetVRPassesCount() == 1) {
// Only delete the data if we're rendering the only or the second eye.
// If we delete during the first eye, we get a use-after-free or double delete.
delete[] c.uniformStereoMatrix4.mData;
}
}
CHECK_GL_ERROR_IF_DEBUG();
break;

9
Common/GPU/OpenGL/GLQueueRunner.h
View file

@ -25,7 +25,7 @@ struct GLOffset2D {
int x, y;
};
enum class GLRAllocType {
enum class GLRAllocType : uint8_t {
NONE,
NEW,
ALIGNED,
@ -127,8 +127,13 @@ struct GLRRenderData {
struct {
const char *name; // if null, use loc
const GLint *loc;
float m[32];
float m[16];
} uniformMatrix4;
struct {
const char *name; // if null, use loc
const GLint *loc;
float *mData; // new'd, 32 entries
} uniformStereoMatrix4;
struct {
uint32_t clearColor;
float clearZ;

5
Common/GPU/OpenGL/GLRenderManager.cpp
View file

@ -41,6 +41,11 @@ GLRTexture::~GLRTexture() {
}
}
GLRenderManager::GLRenderManager() {
// size_t sz = sizeof(GLRRenderData);
// _dbg_assert_(sz == 88);
}
GLRenderManager::~GLRenderManager() {
_dbg_assert_(!run_);

12
Common/GPU/OpenGL/GLRenderManager.h
View file

@ -390,10 +390,9 @@ struct GLRRenderThreadTask {
// directly in the destructor.
class GLRenderManager {
public:
GLRenderManager() {}
GLRenderManager();
~GLRenderManager();
void SetInvalidationCallback(InvalidationCallback callback) {
invalidationCallback_ = callback;
}
@ -765,10 +764,11 @@ public:
_dbg_assert_(curProgram_);
#endif
GLRRenderData data{ GLRRenderCommand::UNIFORMSTEREOMATRIX };
data.uniformMatrix4.name = name;
data.uniformMatrix4.loc = loc;
memcpy(&data.uniformMatrix4.m[0], left, sizeof(float) * 16);
memcpy(&data.uniformMatrix4.m[16], right, sizeof(float) * 16);
data.uniformStereoMatrix4.name = name;
data.uniformStereoMatrix4.loc = loc;
data.uniformStereoMatrix4.mData = new float[32];
memcpy(&data.uniformStereoMatrix4.mData[0], left, sizeof(float) * 16);
memcpy(&data.uniformStereoMatrix4.mData[16], right, sizeof(float) * 16);
curRenderStep_->commands.push_back(data);
}