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Serialise transform feedback buffer bindings into feedback record

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baldurk committed 2014-12-03 11:45:16 +00:00
1 parent 1061948185
commit 08174ef277
6 files changed
+270 -47
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renderdoc/driver/gl/gl_manager.cpp
+84
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@@ -60,6 +60,17 @@ struct VAOInitialData
ResourceId ElementArrayBuffer;
};
struct FeedbackInitialData
{
FeedbackInitialData()
{
RDCEraseEl(*this);
}
ResourceId Buffer[4];
uint64_t Offset[4];
uint64_t Size[4];
};
template<>
void Serialiser::Serialise(const char *name, VertexAttribInitialData &el)
{
@@ -83,6 +94,15 @@ void Serialiser::Serialise(const char *name, VertexBufferInitialData &el)
Serialise("Divisor", el.Divisor);
}
template<>
void Serialiser::Serialise(const char *name, FeedbackInitialData &el)
{
ScopedContext scope(this, this, name, "FeedbackInitialData", 0, true);
Serialise<4>("Buffer", el.Buffer);
Serialise<4>("Offset", el.Offset);
Serialise<4>("Size", el.Size);
}
struct TextureStateInitialData
{
TextureStateInitialData()
@@ -269,6 +289,30 @@ bool GLResourceManager::Prepare_InitialState(GLResource res)
SetInitialContents(Id, InitialContentData(TextureRes(res.Context, tex), 0, (byte *)state));
}
else if(res.Namespace == eResFeedback)
{
GLuint prevfeedback = 0;
gl.glGetIntegerv(eGL_TRANSFORM_FEEDBACK, (GLint *)&prevfeedback);
gl.glBindTransformFeedback(eGL_TRANSFORM_FEEDBACK, res.name);
FeedbackInitialData *data = (FeedbackInitialData *)Serialiser::AllocAlignedBuffer(sizeof(FeedbackInitialData));
GLint maxCount = 0;
gl.glGetIntegerv(eGL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS, &maxCount);
for(int i=0; i < ARRAY_COUNT(data->Buffer) && i < maxCount; i++)
{
GLuint buffer = 0;
gl.glGetIntegeri_v(eGL_TRANSFORM_FEEDBACK_BUFFER_BINDING, i, (GLint*)&buffer);data->Buffer[i] = GetID(BufferRes(res.Context, buffer));
gl.glGetInteger64i_v(eGL_TRANSFORM_FEEDBACK_BUFFER_START, i, (GLint64*)&data->Offset[i]);
gl.glGetInteger64i_v(eGL_TRANSFORM_FEEDBACK_BUFFER_SIZE, i, (GLint64*)&data->Size[i]);
}
SetInitialContents(Id, InitialContentData(GLResource(MakeNullResource), 0, (byte *)data));
gl.glBindTransformFeedback(eGL_TRANSFORM_FEEDBACK, prevfeedback);
}
else if(res.Namespace == eResVertexArray)
{
GLuint VAO = 0;
@@ -745,6 +789,26 @@ bool GLResourceManager::Serialise_InitialState(GLResource res)
gl.glPixelStorei(eGL_UNPACK_ALIGNMENT, unpackParams[7]);
}
}
else if(res.Namespace == eResFeedback)
{
FeedbackInitialData data;
if(m_State >= WRITING)
{
FeedbackInitialData *initialdata = (FeedbackInitialData *)GetInitialContents(Id).blob;
memcpy(&data, initialdata, sizeof(data));
}
m_pSerialiser->Serialise("Transform Feedback Buffers", data);
if(m_State < WRITING)
{
byte *blob = Serialiser::AllocAlignedBuffer(sizeof(data));
memcpy(blob, &data, sizeof(data));
SetInitialContents(Id, InitialContentData(GLResource(MakeNullResource), 0, blob));
}
}
else if(res.Namespace == eResVertexArray)
{
VAOInitialData data;
@@ -858,6 +922,26 @@ void GLResourceManager::Apply_InitialState(GLResource live, InitialContentData i
{
CopyProgramUniforms(gl, initial.resource.name, live.name);
}
else if(live.Namespace == eResFeedback)
{
GLuint prevfeedback = 0;
gl.glGetIntegerv(eGL_TRANSFORM_FEEDBACK, (GLint *)&prevfeedback);
gl.glBindTransformFeedback(eGL_TRANSFORM_FEEDBACK, live.name);
FeedbackInitialData *data = (FeedbackInitialData *)initial.blob;
GLint maxCount = 0;
gl.glGetIntegerv(eGL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS, &maxCount);
for(int i=0; i < ARRAY_COUNT(data->Buffer) && i < maxCount; i++)
{
GLuint buffer = data->Buffer[i] == ResourceId() ? 0 : GetLiveResource(data->Buffer[i]).name;
gl.glBindBufferRange(eGL_TRANSFORM_FEEDBACK_BUFFER, i, buffer, (GLintptr)data->Offset[i], (GLsizei)data->Size[i]);
}
gl.glBindTransformFeedback(eGL_TRANSFORM_FEEDBACK, prevfeedback);
}
else if(live.Namespace == eResVertexArray)
{
GLuint VAO = 0;