void CopyProgramAttribBindings(const GLHookSet &gl, GLuint progsrc, GLuint progdst,
ShaderReflection *refl)
{
// copy over attrib bindings
for(const SigParameter &sig : refl->inputSignature)
{
// skip built-ins
if(sig.systemValue != ShaderBuiltin::Undefined)
continue;
GLint idx = gl.glGetAttribLocation(progsrc, sig.varName.c_str());
if(idx >= 0)
gl.glBindAttribLocation(progdst, (GLuint)idx, sig.varName.c_str());
}
}
void CopyProgramFragDataBindings(const GLHookSet &gl, GLuint progsrc, GLuint progdst,
ShaderReflection *refl)
{
uint64_t used = 0;
// copy over fragdata bindings
for(size_t i = 0; i < refl->outputSignature.size(); i++)
{
// only look at colour outputs (should be the only outputs from fs)
if(refl->outputSignature[i].systemValue != ShaderBuiltin::ColorOutput)
continue;
if(!strncmp("gl_", refl->outputSignature[i].varName.c_str(), 3))
continue; // GL_INVALID_OPERATION if name starts with reserved gl_ prefix
GLint idx = gl.glGetFragDataLocation(progsrc, refl->outputSignature[i].varName.c_str());
if(idx >= 0)
{
uint64_t mask = 1ULL << idx;
if(used & mask)
{
RDCWARN("Multiple signatures bound to output %zu, ignoring %s", i,
refl->outputSignature[i].varName.c_str());
continue;
}
used |= mask;
if(gl.glBindFragDataLocation)
{
gl.glBindFragDataLocation(progdst, (GLuint)idx, refl->outputSignature[i].varName.c_str());
}
else
{
// glBindFragDataLocation is not core GLES, but it is in GL_EXT_blend_func_extended
// TODO what to do if that extension is not supported
RDCERR("glBindFragDataLocation is not supported!");
}
}
}
}
void GetFramebufferMipAndLayer(const GLHookSet &gl, GLenum framebuffer, GLenum attachment,
GLint *mip, GLint *layer)
{
gl.glGetFramebufferAttachmentParameteriv(framebuffer, attachment,
eGL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL, mip);
GLenum face = eGL_NONE;
gl.glGetFramebufferAttachmentParameteriv(
framebuffer, attachment, eGL_FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE, (GLint *)&face);
if(face == 0)
{
gl.glGetFramebufferAttachmentParameteriv(framebuffer, attachment,
eGL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER, layer);
}
else
{
*layer = CubeTargetIndex(face);
}
}
int GetNumMips(const GLHookSet &gl, GLenum target, GLuint tex, GLuint w, GLuint h, GLuint d)
{
int mips = 1;
GLint immut = 0;
gl.glGetTextureParameterivEXT(tex, target, eGL_TEXTURE_IMMUTABLE_FORMAT, &immut);
if(immut)
gl.glGetTextureParameterivEXT(tex, target, eGL_TEXTURE_IMMUTABLE_LEVELS, (GLint *)&mips);
else
mips = CalcNumMips(w, h, d);
GLint maxLevel = 1000;
gl.glGetTextureParameterivEXT(tex, target, eGL_TEXTURE_MAX_LEVEL, &maxLevel);
mips = RDCMIN(mips, maxLevel+1);
if(immut == 0)
{
// check to see if all mips are set, or clip the number of mips to those that are
// set.
if(target == eGL_TEXTURE_CUBE_MAP)
target = eGL_TEXTURE_CUBE_MAP_POSITIVE_X;
for(int i=0; i < mips; i++)
{
GLint width = 0;
gl.glGetTextureLevelParameterivEXT(tex, target, i, eGL_TEXTURE_WIDTH, &width);
if(width == 0)
{
mips = i;
break;
}
}
}
return RDCMAX(1, mips);
}
void SerialiseProgramBindings(SerialiserType &ser, CaptureState state, const GLHookSet &gl,
GLuint prog)
{
std::vector<ProgramBinding> InputBindings;
std::vector<ProgramBinding> OutputBindings;
if(ser.IsWriting())
{
char buf[128] = {};
for(int sigType = 0; sigType < 2; sigType++)
{
GLenum sigEnum = (sigType == 0 ? eGL_PROGRAM_INPUT : eGL_PROGRAM_OUTPUT);
std::vector<ProgramBinding> &bindings = (sigType == 0 ? InputBindings : OutputBindings);
int32_t NumAttributes = 0;
gl.glGetProgramInterfaceiv(prog, sigEnum, eGL_ACTIVE_RESOURCES, (GLint *)&NumAttributes);
bindings.reserve(NumAttributes);
for(GLint i = 0; i < NumAttributes; i++)
{
gl.glGetProgramResourceName(prog, sigEnum, i, 128, NULL, buf);
ProgramBinding bind;
bind.Name = buf;
if(sigType == 0)
bind.Binding = gl.glGetAttribLocation(prog, buf);
else
bind.Binding = gl.glGetFragDataLocation(prog, buf);
bindings.push_back(bind);
}
}
}
SERIALISE_ELEMENT(InputBindings);
SERIALISE_ELEMENT(OutputBindings);
if(ser.IsReading() && IsReplayMode(state))
{
for(int sigType = 0; sigType < 2; sigType++)
{
const std::vector<ProgramBinding> &bindings = (sigType == 0 ? InputBindings : OutputBindings);
uint64_t used = 0;
for(const ProgramBinding &bind : bindings)
{
if(bind.Binding >= 0)
{
uint64_t mask = 1ULL << bind.Binding;
if(used & mask)
{
RDCWARN("Multiple %s items bound to location %d, ignoring %s",
sigType == 0 ? "attrib" : "fragdata", bind.Binding, bind.Name.c_str());
continue;
}
used |= mask;
if(!strncmp("gl_", bind.Name.c_str(), 3))
continue; // GL_INVALID_OPERATION if name starts with reserved gl_ prefix (for both
// glBindAttribLocation and glBindFragDataLocation)
if(sigType == 0)
{
gl.glBindAttribLocation(prog, (GLuint)bind.Binding, bind.Name.c_str());
}
else
{
if(gl.glBindFragDataLocation)
{
gl.glBindFragDataLocation(prog, (GLuint)bind.Binding, bind.Name.c_str());
}
else
{
// glBindFragDataLocation is not core GLES, but it is in GL_EXT_blend_func_extended
// TODO what to do if that extension is not supported
RDCERR("glBindFragDataLocation is not supported!");
}
}
}
}
}
}
}
static void ForAllProgramUniforms(SerialiserType *ser, CaptureState state, const GLHookSet &gl,
GLuint progSrc, GLuint progDst, map<GLint, GLint> *locTranslate)
{
const bool ReadSourceProgram = CopyUniforms || (SerialiseUniforms && ser && ser->IsWriting());
const bool WriteDestProgram = CopyUniforms || (SerialiseUniforms && ser && ser->IsReading());
RDCCOMPILE_ASSERT((CopyUniforms && !SerialiseUniforms) || (!CopyUniforms && SerialiseUniforms),
"Invalid call to ForAllProgramUniforms");
// this struct will be serialised with the uniform binding data, or if we're just copying it will
// be used to store the data fetched from the source program, before being applied to the
// destination program. It's slightly redundant since we could unify the loops (as the code used
// to do) but it's much better for code organisation and clarity to have a single path whether
// serialising or not.
ProgramUniforms serialisedUniforms;
// if we're reading the source program, iterate over the interfaces and fetch the data.
if(CheckConstParam(ReadSourceProgram))
{
const size_t numProps = 5;
GLenum resProps[numProps] = {
eGL_BLOCK_INDEX, eGL_TYPE, eGL_NAME_LENGTH, eGL_ARRAY_SIZE, eGL_LOCATION,
};
GLint values[numProps];
GLint NumUniforms = 0;
gl.glGetProgramInterfaceiv(progSrc, eGL_UNIFORM, eGL_ACTIVE_RESOURCES, &NumUniforms);
// this is a very conservative figure - many uniforms will be in UBOs and so will be ignored
serialisedUniforms.ValueUniforms.reserve(NumUniforms);
for(GLint i = 0; i < NumUniforms; i++)
{
GLenum type = eGL_NONE;
int32_t arraySize = 0;
int32_t srcLocation = 0;
string basename;
bool isArray = false;
gl.glGetProgramResourceiv(progSrc, eGL_UNIFORM, i, numProps, resProps, numProps, NULL, values);
// we don't need to consider uniforms within UBOs
if(values[0] >= 0)
continue;
// get the metadata we need for fetching the data
type = (GLenum)values[1];
arraySize = values[3];
srcLocation = values[4];
char n[1024] = {0};
gl.glGetProgramResourceName(progSrc, eGL_UNIFORM, i, values[2], NULL, n);
if(arraySize > 1)
{
isArray = true;
size_t len = strlen(n);
if(n[len - 3] == '[' && n[len - 2] == '0' && n[len - 1] == ']')
n[len - 3] = 0;
}
else
{
arraySize = 1;
}
basename = n;
// push it onto the list
serialisedUniforms.ValueUniforms.push_back(ProgramUniform());
ProgramUniform &uniform = serialisedUniforms.ValueUniforms.back();
uniform.Basename = basename;
uniform.IsArray = isArray;
uniform.Values.resize(arraySize);
// loop over every element in the array (arraySize = 1 for non arrays)
for(GLint arr = 0; arr < arraySize; arr++)
{
ProgramUniformValue &uniformVal = uniform.Values[arr];
uniformVal.Type = type;
uniformVal.Location = srcLocation;
std::string name = basename;
// append the subscript if this item is an array.
if(isArray)
{
name += StringFormat::Fmt("[%d]", arr);
uniformVal.Location = srcLocation = gl.glGetUniformLocation(progSrc, name.c_str());
}
// fetch the data into the ProgramUniformValue, with the appropriate method for its type
double *dv = uniformVal.data.dval;
float *fv = uniformVal.data.fval;
int32_t *iv = uniformVal.data.ival;
uint32_t *uiv = uniformVal.data.uval;
switch(type)
{
case eGL_FLOAT_MAT4:
case eGL_FLOAT_MAT4x3:
case eGL_FLOAT_MAT4x2:
case eGL_FLOAT_MAT3:
case eGL_FLOAT_MAT3x4:
case eGL_FLOAT_MAT3x2:
case eGL_FLOAT_MAT2:
case eGL_FLOAT_MAT2x4:
case eGL_FLOAT_MAT2x3:
case eGL_FLOAT:
case eGL_FLOAT_VEC2:
case eGL_FLOAT_VEC3:
case eGL_FLOAT_VEC4: gl.glGetUniformfv(progSrc, srcLocation, fv); break;
case eGL_DOUBLE_MAT4:
case eGL_DOUBLE_MAT4x3:
case eGL_DOUBLE_MAT4x2:
case eGL_DOUBLE_MAT3:
case eGL_DOUBLE_MAT3x4:
case eGL_DOUBLE_MAT3x2:
case eGL_DOUBLE_MAT2:
case eGL_DOUBLE_MAT2x4:
case eGL_DOUBLE_MAT2x3:
case eGL_DOUBLE:
case eGL_DOUBLE_VEC2:
case eGL_DOUBLE_VEC3:
case eGL_DOUBLE_VEC4:
gl.glGetUniformdv(progSrc, srcLocation, dv);
break;
// treat all samplers as just an int (since they just store their binding value)
case eGL_SAMPLER_1D:
case eGL_SAMPLER_2D:
case eGL_SAMPLER_3D:
case eGL_SAMPLER_CUBE:
case eGL_SAMPLER_CUBE_MAP_ARRAY:
case eGL_SAMPLER_1D_SHADOW:
case eGL_SAMPLER_2D_SHADOW:
case eGL_SAMPLER_1D_ARRAY:
case eGL_SAMPLER_2D_ARRAY:
case eGL_SAMPLER_1D_ARRAY_SHADOW:
case eGL_SAMPLER_2D_ARRAY_SHADOW:
case eGL_SAMPLER_2D_MULTISAMPLE:
case eGL_SAMPLER_2D_MULTISAMPLE_ARRAY:
case eGL_SAMPLER_CUBE_SHADOW:
case eGL_SAMPLER_CUBE_MAP_ARRAY_SHADOW:
case eGL_SAMPLER_BUFFER:
case eGL_SAMPLER_2D_RECT:
case eGL_SAMPLER_2D_RECT_SHADOW:
case eGL_INT_SAMPLER_1D:
case eGL_INT_SAMPLER_2D:
case eGL_INT_SAMPLER_3D:
case eGL_INT_SAMPLER_CUBE:
case eGL_INT_SAMPLER_CUBE_MAP_ARRAY:
case eGL_INT_SAMPLER_1D_ARRAY:
case eGL_INT_SAMPLER_2D_ARRAY:
case eGL_INT_SAMPLER_2D_MULTISAMPLE:
case eGL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
case eGL_INT_SAMPLER_BUFFER:
case eGL_INT_SAMPLER_2D_RECT:
case eGL_UNSIGNED_INT_SAMPLER_1D:
case eGL_UNSIGNED_INT_SAMPLER_2D:
case eGL_UNSIGNED_INT_SAMPLER_3D:
case eGL_UNSIGNED_INT_SAMPLER_CUBE:
case eGL_UNSIGNED_INT_SAMPLER_1D_ARRAY:
case eGL_UNSIGNED_INT_SAMPLER_2D_ARRAY:
case eGL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE:
case eGL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
case eGL_UNSIGNED_INT_SAMPLER_BUFFER:
case eGL_UNSIGNED_INT_SAMPLER_2D_RECT:
case eGL_IMAGE_1D:
case eGL_IMAGE_2D:
case eGL_IMAGE_3D:
case eGL_IMAGE_2D_RECT:
case eGL_IMAGE_CUBE:
case eGL_IMAGE_BUFFER:
case eGL_IMAGE_1D_ARRAY:
case eGL_IMAGE_2D_ARRAY:
case eGL_IMAGE_CUBE_MAP_ARRAY:
case eGL_IMAGE_2D_MULTISAMPLE:
case eGL_IMAGE_2D_MULTISAMPLE_ARRAY:
case eGL_INT_IMAGE_1D:
case eGL_INT_IMAGE_2D:
case eGL_INT_IMAGE_3D:
case eGL_INT_IMAGE_2D_RECT:
case eGL_INT_IMAGE_CUBE:
case eGL_INT_IMAGE_BUFFER:
case eGL_INT_IMAGE_1D_ARRAY:
case eGL_INT_IMAGE_2D_ARRAY:
case eGL_INT_IMAGE_2D_MULTISAMPLE:
case eGL_INT_IMAGE_2D_MULTISAMPLE_ARRAY:
case eGL_UNSIGNED_INT_IMAGE_1D:
case eGL_UNSIGNED_INT_IMAGE_2D:
case eGL_UNSIGNED_INT_IMAGE_3D:
case eGL_UNSIGNED_INT_IMAGE_2D_RECT:
case eGL_UNSIGNED_INT_IMAGE_CUBE:
case eGL_UNSIGNED_INT_IMAGE_BUFFER:
case eGL_UNSIGNED_INT_IMAGE_1D_ARRAY:
case eGL_UNSIGNED_INT_IMAGE_2D_ARRAY:
case eGL_UNSIGNED_INT_IMAGE_CUBE_MAP_ARRAY:
case eGL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE:
case eGL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE_ARRAY:
case eGL_UNSIGNED_INT_ATOMIC_COUNTER:
case eGL_INT:
case eGL_INT_VEC2:
case eGL_INT_VEC3:
case eGL_INT_VEC4:
gl.glGetUniformiv(progSrc, srcLocation, iv);
break;
// bools are unsigned integers
case eGL_UNSIGNED_INT:
case eGL_BOOL:
case eGL_UNSIGNED_INT_VEC2:
case eGL_BOOL_VEC2:
case eGL_UNSIGNED_INT_VEC3:
case eGL_BOOL_VEC3:
case eGL_UNSIGNED_INT_VEC4:
case eGL_BOOL_VEC4: gl.glGetUniformuiv(progSrc, srcLocation, uiv); break;
default: RDCERR("Unhandled uniform type '%s'", ToStr(type).c_str());
}
}
}
// now find how many UBOs we have, and store their binding indices
GLint numUBOs = 0;
gl.glGetProgramInterfaceiv(progSrc, eGL_UNIFORM_BLOCK, eGL_ACTIVE_RESOURCES, &numUBOs);
serialisedUniforms.UBOBindings.reserve(numUBOs);
for(GLint i = 0; i < numUBOs; i++)
{
GLenum prop = eGL_BUFFER_BINDING;
uint32_t bind = 0;
gl.glGetProgramResourceiv(progSrc, eGL_UNIFORM_BLOCK, i, 1, &prop, 1, NULL, (GLint *)&bind);
char n[1024] = {0};
gl.glGetProgramResourceName(progSrc, eGL_UNIFORM_BLOCK, i, 1023, NULL, n);
serialisedUniforms.UBOBindings.push_back(ProgramBinding(n, bind));
}
// finally, if SSBOs are supported on this implementation, fetch their bindings
GLint numSSBOs = 0;
if(HasExt[ARB_shader_storage_buffer_object])
gl.glGetProgramInterfaceiv(progSrc, eGL_SHADER_STORAGE_BLOCK, eGL_ACTIVE_RESOURCES, &numSSBOs);
serialisedUniforms.SSBOBindings.reserve(numSSBOs);
for(GLint i = 0; i < numSSBOs; i++)
{
GLenum prop = eGL_BUFFER_BINDING;
uint32_t bind = 0;
gl.glGetProgramResourceiv(progSrc, eGL_SHADER_STORAGE_BLOCK, i, 1, &prop, 1, NULL,
(GLint *)&bind);
char n[1024] = {0};
gl.glGetProgramResourceName(progSrc, eGL_SHADER_STORAGE_BLOCK, i, 1023, NULL, n);
serialisedUniforms.SSBOBindings.push_back(ProgramBinding(n, bind));
}
}
// now serialise all the bindings if we are serialising
if(CheckConstParam(SerialiseUniforms) && ser)
{
ser->Serialise("ProgramUniforms", serialisedUniforms);
}
// if we are writing to a destination program and replaying, then apply the stored data from
// serialisedUniforms
if(CheckConstParam(WriteDestProgram) && IsReplayMode(state))
{
// loop over the loose global uniforms, see if there is an equivalent, and apply it.
for(const ProgramUniform &uniform : serialisedUniforms.ValueUniforms)
{
for(size_t arr = 0; arr < uniform.Values.size(); arr++)
{
const ProgramUniformValue &val = uniform.Values[arr];
std::string name = uniform.Basename;
if(uniform.IsArray)
name += StringFormat::Fmt("[%u]", (uint32_t)arr);
GLint dstLocation = gl.glGetUniformLocation(progDst, name.c_str());
if(locTranslate)
(*locTranslate)[val.Location] = dstLocation;
// don't try and apply the uniform if the new location is -1
if(dstLocation == -1)
continue;
const double *dv = val.data.dval;
const float *fv = val.data.fval;
const int32_t *iv = val.data.ival;
const uint32_t *uiv = val.data.uval;
// call the appropriate function to apply the data to the destination program
switch(val.Type)
{
case eGL_FLOAT_MAT4:
gl.glProgramUniformMatrix4fv(progDst, dstLocation, 1, false, fv);
break;
case eGL_FLOAT_MAT4x3:
gl.glProgramUniformMatrix4x3fv(progDst, dstLocation, 1, false, fv);
break;
case eGL_FLOAT_MAT4x2:
gl.glProgramUniformMatrix4x2fv(progDst, dstLocation, 1, false, fv);
break;
case eGL_FLOAT_MAT3:
gl.glProgramUniformMatrix3fv(progDst, dstLocation, 1, false, fv);
break;
case eGL_FLOAT_MAT3x4:
gl.glProgramUniformMatrix3x4fv(progDst, dstLocation, 1, false, fv);
break;
case eGL_FLOAT_MAT3x2:
gl.glProgramUniformMatrix3x2fv(progDst, dstLocation, 1, false, fv);
break;
case eGL_FLOAT_MAT2:
gl.glProgramUniformMatrix2fv(progDst, dstLocation, 1, false, fv);
break;
case eGL_FLOAT_MAT2x4:
gl.glProgramUniformMatrix2x4fv(progDst, dstLocation, 1, false, fv);
break;
case eGL_FLOAT_MAT2x3:
gl.glProgramUniformMatrix2x3fv(progDst, dstLocation, 1, false, fv);
break;
case eGL_DOUBLE_MAT4:
gl.glProgramUniformMatrix4dv(progDst, dstLocation, 1, false, dv);
break;
case eGL_DOUBLE_MAT4x3:
gl.glProgramUniformMatrix4x3dv(progDst, dstLocation, 1, false, dv);
break;
case eGL_DOUBLE_MAT4x2:
gl.glProgramUniformMatrix4x2dv(progDst, dstLocation, 1, false, dv);
break;
case eGL_DOUBLE_MAT3:
gl.glProgramUniformMatrix3dv(progDst, dstLocation, 1, false, dv);
break;
case eGL_DOUBLE_MAT3x4:
gl.glProgramUniformMatrix3x4dv(progDst, dstLocation, 1, false, dv);
break;
case eGL_DOUBLE_MAT3x2:
gl.glProgramUniformMatrix3x2dv(progDst, dstLocation, 1, false, dv);
break;
case eGL_DOUBLE_MAT2:
gl.glProgramUniformMatrix2dv(progDst, dstLocation, 1, false, dv);
break;
case eGL_DOUBLE_MAT2x4:
gl.glProgramUniformMatrix2x4dv(progDst, dstLocation, 1, false, dv);
break;
case eGL_DOUBLE_MAT2x3:
gl.glProgramUniformMatrix2x3dv(progDst, dstLocation, 1, false, dv);
break;
case eGL_FLOAT: gl.glProgramUniform1fv(progDst, dstLocation, 1, fv); break;
case eGL_FLOAT_VEC2: gl.glProgramUniform2fv(progDst, dstLocation, 1, fv); break;
case eGL_FLOAT_VEC3: gl.glProgramUniform3fv(progDst, dstLocation, 1, fv); break;
case eGL_FLOAT_VEC4: gl.glProgramUniform4fv(progDst, dstLocation, 1, fv); break;
case eGL_DOUBLE: gl.glProgramUniform1dv(progDst, dstLocation, 1, dv); break;
case eGL_DOUBLE_VEC2: gl.glProgramUniform2dv(progDst, dstLocation, 1, dv); break;
case eGL_DOUBLE_VEC3: gl.glProgramUniform3dv(progDst, dstLocation, 1, dv); break;
case eGL_DOUBLE_VEC4: gl.glProgramUniform4dv(progDst, dstLocation, 1, dv); break;
case eGL_IMAGE_1D:
case eGL_IMAGE_2D:
case eGL_IMAGE_3D:
case eGL_IMAGE_2D_RECT:
case eGL_IMAGE_CUBE:
case eGL_IMAGE_BUFFER:
case eGL_IMAGE_1D_ARRAY:
case eGL_IMAGE_2D_ARRAY:
case eGL_IMAGE_CUBE_MAP_ARRAY:
case eGL_IMAGE_2D_MULTISAMPLE:
case eGL_IMAGE_2D_MULTISAMPLE_ARRAY:
case eGL_INT_IMAGE_1D:
case eGL_INT_IMAGE_2D:
case eGL_INT_IMAGE_3D:
case eGL_INT_IMAGE_2D_RECT:
case eGL_INT_IMAGE_CUBE:
case eGL_INT_IMAGE_BUFFER:
case eGL_INT_IMAGE_1D_ARRAY:
case eGL_INT_IMAGE_2D_ARRAY:
case eGL_INT_IMAGE_2D_MULTISAMPLE:
case eGL_INT_IMAGE_2D_MULTISAMPLE_ARRAY:
case eGL_UNSIGNED_INT_IMAGE_1D:
case eGL_UNSIGNED_INT_IMAGE_2D:
case eGL_UNSIGNED_INT_IMAGE_3D:
case eGL_UNSIGNED_INT_IMAGE_2D_RECT:
case eGL_UNSIGNED_INT_IMAGE_CUBE:
case eGL_UNSIGNED_INT_IMAGE_BUFFER:
case eGL_UNSIGNED_INT_IMAGE_1D_ARRAY:
case eGL_UNSIGNED_INT_IMAGE_2D_ARRAY:
case eGL_UNSIGNED_INT_IMAGE_CUBE_MAP_ARRAY:
case eGL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE:
case eGL_UNSIGNED_INT_IMAGE_2D_MULTISAMPLE_ARRAY:
case eGL_UNSIGNED_INT_ATOMIC_COUNTER:
if(IsGLES)
// Image uniforms cannot be re-assigned in GLES.
break;
// deliberate fall-through
// treat all samplers as just an int (since they just store their binding value)
case eGL_SAMPLER_1D:
case eGL_SAMPLER_2D:
case eGL_SAMPLER_3D:
case eGL_SAMPLER_CUBE:
case eGL_SAMPLER_CUBE_MAP_ARRAY:
case eGL_SAMPLER_1D_SHADOW:
case eGL_SAMPLER_2D_SHADOW:
case eGL_SAMPLER_1D_ARRAY:
case eGL_SAMPLER_2D_ARRAY:
case eGL_SAMPLER_1D_ARRAY_SHADOW:
case eGL_SAMPLER_2D_ARRAY_SHADOW:
case eGL_SAMPLER_2D_MULTISAMPLE:
case eGL_SAMPLER_2D_MULTISAMPLE_ARRAY:
case eGL_SAMPLER_CUBE_SHADOW:
case eGL_SAMPLER_CUBE_MAP_ARRAY_SHADOW:
case eGL_SAMPLER_BUFFER:
case eGL_SAMPLER_2D_RECT:
case eGL_SAMPLER_2D_RECT_SHADOW:
case eGL_INT_SAMPLER_1D:
case eGL_INT_SAMPLER_2D:
case eGL_INT_SAMPLER_3D:
case eGL_INT_SAMPLER_CUBE:
case eGL_INT_SAMPLER_CUBE_MAP_ARRAY:
case eGL_INT_SAMPLER_1D_ARRAY:
case eGL_INT_SAMPLER_2D_ARRAY:
case eGL_INT_SAMPLER_2D_MULTISAMPLE:
case eGL_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
case eGL_INT_SAMPLER_BUFFER:
case eGL_INT_SAMPLER_2D_RECT:
case eGL_UNSIGNED_INT_SAMPLER_1D:
case eGL_UNSIGNED_INT_SAMPLER_2D:
case eGL_UNSIGNED_INT_SAMPLER_3D:
case eGL_UNSIGNED_INT_SAMPLER_CUBE:
case eGL_UNSIGNED_INT_SAMPLER_1D_ARRAY:
case eGL_UNSIGNED_INT_SAMPLER_2D_ARRAY:
case eGL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE:
case eGL_UNSIGNED_INT_SAMPLER_2D_MULTISAMPLE_ARRAY:
case eGL_UNSIGNED_INT_SAMPLER_BUFFER:
case eGL_UNSIGNED_INT_SAMPLER_2D_RECT:
case eGL_INT: gl.glProgramUniform1iv(progDst, dstLocation, 1, iv); break;
case eGL_INT_VEC2: gl.glProgramUniform2iv(progDst, dstLocation, 1, iv); break;
case eGL_INT_VEC3: gl.glProgramUniform3iv(progDst, dstLocation, 1, iv); break;
case eGL_INT_VEC4: gl.glProgramUniform4iv(progDst, dstLocation, 1, iv); break;
case eGL_UNSIGNED_INT:
case eGL_BOOL: gl.glProgramUniform1uiv(progDst, dstLocation, 1, uiv); break;
case eGL_UNSIGNED_INT_VEC2:
case eGL_BOOL_VEC2: gl.glProgramUniform2uiv(progDst, dstLocation, 1, uiv); break;
case eGL_UNSIGNED_INT_VEC3:
case eGL_BOOL_VEC3: gl.glProgramUniform3uiv(progDst, dstLocation, 1, uiv); break;
case eGL_UNSIGNED_INT_VEC4:
case eGL_BOOL_VEC4: gl.glProgramUniform4uiv(progDst, dstLocation, 1, uiv); break;
default: RDCERR("Unhandled uniform type '%s'", ToStr(val.Type).c_str());
}
}
}
// apply UBO bindings
for(const ProgramBinding &bind : serialisedUniforms.UBOBindings)
{
GLuint idx = gl.glGetUniformBlockIndex(progDst, bind.Name.c_str());
if(idx != GL_INVALID_INDEX)
gl.glUniformBlockBinding(progDst, idx, bind.Binding);
}
// apply SSBO bindings
for(const ProgramBinding &bind : serialisedUniforms.SSBOBindings)
{
GLuint idx = gl.glGetProgramResourceIndex(progDst, eGL_SHADER_STORAGE_BLOCK, bind.Name.c_str());
if(idx != GL_INVALID_INDEX)
{
if(gl.glShaderStorageBlockBinding)
{
gl.glShaderStorageBlockBinding(progDst, idx, bind.Binding);
}
else
{
// TODO glShaderStorageBlockBinding is not core GLES
RDCERR("glShaderStorageBlockBinding is not supported!");
}
}
}
}
}
void EmulateLuminanceFormat(const GLHookSet &gl, GLuint tex, GLenum target, GLenum &internalFormat, GLenum &dataFormat)
{
GLenum swizzle[] = { eGL_RED, eGL_GREEN, eGL_BLUE, eGL_ALPHA };
bool dataFormatLum = (dataFormat == eGL_LUMINANCE || dataFormat == eGL_LUMINANCE_ALPHA || dataFormat == eGL_ALPHA || dataFormat == eGL_INTENSITY);
switch((int)internalFormat)
{
case eGL_INTENSITY:
case eGL_INTENSITY8_EXT:
internalFormat = eGL_R8;
if(dataFormatLum) dataFormat = eGL_RED;
swizzle[0] = swizzle[1] = swizzle[2] = swizzle[3] = eGL_RED; // intensity replicates across all 4 of RGBA
break;
case eGL_INTENSITY16_EXT:
internalFormat = eGL_R16;
if(dataFormatLum) dataFormat = eGL_RED;
swizzle[0] = swizzle[1] = swizzle[2] = swizzle[3] = eGL_RED; // intensity replicates across all 4 of RGBA
break;
case eGL_ALPHA:
case eGL_ALPHA8_EXT:
internalFormat = eGL_R8;
if(dataFormatLum) dataFormat = eGL_RED;
swizzle[0] = swizzle[1] = swizzle[2] = eGL_NONE;
swizzle[3] = eGL_RED; // single component alpha channel
break;
case eGL_LUMINANCE:
case eGL_LUMINANCE8_EXT:
internalFormat = eGL_R8;
if(dataFormatLum) dataFormat = eGL_RED;
swizzle[0] = swizzle[1] = swizzle[2] = eGL_RED;
swizzle[3] = (GLenum)1; // alpha explicitly set to 1 in luminance formats
break;
case eGL_SLUMINANCE8_EXT:
internalFormat = eGL_SRGB8;
if(dataFormatLum) dataFormat = eGL_RED;
swizzle[0] = swizzle[1] = swizzle[2] = eGL_RED;
swizzle[3] = (GLenum)1; // alpha explicitly set to 1 in luminance formats
break;
case eGL_LUMINANCE16_EXT:
internalFormat = eGL_R16;
if(dataFormatLum) dataFormat = eGL_RED;
swizzle[0] = swizzle[1] = swizzle[2] = eGL_RED;
swizzle[3] = (GLenum)1; // alpha explicitly set to 1 in luminance formats
break;
case eGL_LUMINANCE32F_ARB:
internalFormat = eGL_R32F;
if(dataFormatLum) dataFormat = eGL_RED;
swizzle[0] = swizzle[1] = swizzle[2] = eGL_RED;
swizzle[3] = (GLenum)1; // alpha explicitly set to 1 in luminance formats
break;
case eGL_LUMINANCE32I_EXT:
internalFormat = eGL_R32I;
if(dataFormatLum) dataFormat = eGL_RED;
swizzle[0] = swizzle[1] = swizzle[2] = eGL_RED;
swizzle[3] = (GLenum)1; // alpha explicitly set to 1 in luminance formats
break;
case eGL_LUMINANCE32UI_EXT:
internalFormat = eGL_R32UI;
if(dataFormatLum) dataFormat = eGL_RED;
swizzle[0] = swizzle[1] = swizzle[2] = eGL_RED;
swizzle[3] = (GLenum)1; // alpha explicitly set to 1 in luminance formats
break;
case eGL_LUMINANCE_ALPHA:
case eGL_LUMINANCE8_ALPHA8_EXT:
internalFormat = eGL_RG8;
if(dataFormatLum) dataFormat = eGL_RG;
swizzle[0] = swizzle[1] = swizzle[2] = eGL_RED;
swizzle[3] = eGL_GREEN;
break;
case eGL_SLUMINANCE8_ALPHA8_EXT:
internalFormat = eGL_SRGB8_ALPHA8;
if(dataFormatLum) dataFormat = eGL_RG;
swizzle[0] = swizzle[1] = swizzle[2] = eGL_RED;
swizzle[3] = eGL_GREEN;
break;
case eGL_LUMINANCE16_ALPHA16_EXT:
internalFormat = eGL_RG16;
if(dataFormatLum) dataFormat = eGL_RG;
swizzle[0] = swizzle[1] = swizzle[2] = eGL_RED;
swizzle[3] = eGL_GREEN;
break;
default:
return;
}
if(tex)
gl.glTextureParameterivEXT(tex, target, eGL_TEXTURE_SWIZZLE_RGBA, (GLint *)swizzle);
}
GLenum GetSizedFormat(const GLHookSet &gl, GLenum target, GLenum internalFormat)
{
switch(internalFormat)
{
case eGL_RED:
case eGL_RG:
case eGL_RGB:
case eGL_RGBA:
case eGL_DEPTH_COMPONENT:
case eGL_DEPTH_STENCIL:
break;
default:
return internalFormat; // already explicitly sized
}
switch(target)
{
case eGL_TEXTURE_CUBE_MAP_POSITIVE_X:
case eGL_TEXTURE_CUBE_MAP_NEGATIVE_X:
case eGL_TEXTURE_CUBE_MAP_POSITIVE_Y:
case eGL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
case eGL_TEXTURE_CUBE_MAP_POSITIVE_Z:
case eGL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
target = eGL_TEXTURE_CUBE_MAP;
default:
break;
}
GLint red, depth;
if(gl.glGetInternalformativ)
{
gl.glGetInternalformativ(target, internalFormat, eGL_INTERNALFORMAT_RED_SIZE, sizeof(GLint), &red);
gl.glGetInternalformativ(target, internalFormat, eGL_INTERNALFORMAT_DEPTH_SIZE, sizeof(GLint), &depth);
}
else
{
// without the query function, just default to sensible defaults
red = 8;
depth = 32;
}
switch(internalFormat)
{
case eGL_RED:
if(red == 32)
return eGL_R32F;
else if(red == 16)
return eGL_R16;
else
return eGL_R8;
case eGL_RG:
if(red == 32)
return eGL_RG32F;
else if(red == 16)
return eGL_RG16;
else
return eGL_RG8;
case eGL_RGB:
if(red == 32)
return eGL_RGB32F;
else if(red == 16)
return eGL_RGB16;
else
return eGL_RGB8;
case eGL_RGBA:
if(red == 32)
return eGL_RGBA32F;
else if(red == 16)
return eGL_RGBA16;
else
return eGL_RGBA8;
case eGL_DEPTH_COMPONENT:
if(depth == 32)
return eGL_DEPTH_COMPONENT32F;
else if(depth == 16)
return eGL_DEPTH_COMPONENT16;
else
return eGL_DEPTH_COMPONENT24;
case eGL_DEPTH_STENCIL:
if(depth == 32)
return eGL_DEPTH32F_STENCIL8;
else
return eGL_DEPTH24_STENCIL8;
default:
break;
}
return internalFormat;
}
GLenum GetSizedFormat(const GLHookSet &gl, GLenum target, GLenum internalFormat)
{
switch(internalFormat)
{
// pick sized format ourselves for generic formats
case eGL_COMPRESSED_RED: return eGL_COMPRESSED_RED_RGTC1;
case eGL_COMPRESSED_RG: return eGL_COMPRESSED_RG_RGTC2;
case eGL_COMPRESSED_RGB: return eGL_COMPRESSED_RGB_S3TC_DXT1_EXT;
case eGL_COMPRESSED_RGBA: return eGL_COMPRESSED_RGBA_S3TC_DXT5_EXT;
case eGL_COMPRESSED_SRGB: return eGL_COMPRESSED_SRGB_S3TC_DXT1_EXT;
case eGL_COMPRESSED_SRGB_ALPHA:
return eGL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT;
// only one sized format for SRGB
case eGL_SRGB: return eGL_SRGB8;
case eGL_SRGB_ALPHA: return eGL_SRGB8_ALPHA8;
case eGL_RED:
case eGL_RG:
case eGL_RGB:
case eGL_RGBA:
case eGL_DEPTH_COMPONENT:
case eGL_STENCIL:
case eGL_STENCIL_INDEX:
case eGL_DEPTH_STENCIL: break;
default:
return internalFormat; // already explicitly sized
}
switch(target)
{
case eGL_TEXTURE_CUBE_MAP_POSITIVE_X:
case eGL_TEXTURE_CUBE_MAP_NEGATIVE_X:
case eGL_TEXTURE_CUBE_MAP_POSITIVE_Y:
case eGL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
case eGL_TEXTURE_CUBE_MAP_POSITIVE_Z:
case eGL_TEXTURE_CUBE_MAP_NEGATIVE_Z: target = eGL_TEXTURE_CUBE_MAP;
default: break;
}
GLint red, depth, stencil;
if(gl.glGetInternalformativ)
{
gl.glGetInternalformativ(target, internalFormat, eGL_INTERNALFORMAT_RED_SIZE, sizeof(GLint),
&red);
gl.glGetInternalformativ(target, internalFormat, eGL_INTERNALFORMAT_DEPTH_SIZE, sizeof(GLint),
&depth);
gl.glGetInternalformativ(target, internalFormat, eGL_INTERNALFORMAT_STENCIL_SIZE, sizeof(GLint),
&stencil);
}
else
{
// without the query function, just default to sensible defaults
red = 8;
depth = 32;
stencil = 8;
}
switch(internalFormat)
{
case eGL_RED:
if(red == 32)
return eGL_R32F;
else if(red == 16)
return eGL_R16;
else
return eGL_R8;
case eGL_RG:
if(red == 32)
return eGL_RG32F;
else if(red == 16)
return eGL_RG16;
else
return eGL_RG8;
case eGL_RGB:
if(red == 32)
return eGL_RGB32F;
else if(red == 16)
return eGL_RGB16;
else
return eGL_RGB8;
case eGL_RGBA:
if(red == 32)
return eGL_RGBA32F;
else if(red == 16)
return eGL_RGBA16;
else
return eGL_RGBA8;
case eGL_STENCIL:
case eGL_STENCIL_INDEX:
if(stencil == 16)
return eGL_STENCIL_INDEX16;
else
return eGL_STENCIL_INDEX8;
case eGL_DEPTH_COMPONENT:
if(depth == 32)
return eGL_DEPTH_COMPONENT32F;
else if(depth == 16)
return eGL_DEPTH_COMPONENT16;
else
return eGL_DEPTH_COMPONENT24;
case eGL_DEPTH_STENCIL:
if(depth == 32)
return eGL_DEPTH32F_STENCIL8;
else
return eGL_DEPTH24_STENCIL8;
default: break;
}
return internalFormat;
}