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GPU: Fix MSAA in OpenGL ES

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This commit is contained in:
Connor McLaughlin 2020-10-31 15:20:06 +10:00
parent 4c08624ce5
commit b5b1c725c1
3 changed files with 27 additions and 19 deletions
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9
src/core/gpu_hw_opengl.cpp
View file

@ -181,9 +181,12 @@ void GPU_HW_OpenGL::SetCapabilities(HostDisplay* host_display)
m_max_resolution_scale = static_cast<u32>(max_texture_size / VRAM_WIDTH); m_max_resolution_scale = static_cast<u32>(max_texture_size / VRAM_WIDTH);
m_max_multisamples = 1; m_max_multisamples = 1;
glGetIntegerv(GL_MAX_SAMPLES, reinterpret_cast<GLint*>(&m_max_multisamples)); if (GLAD_GL_ARB_texture_storage || GLAD_GL_ES_VERSION_3_1)
if (m_max_multisamples == 0) {
m_max_multisamples = 1; glGetIntegerv(GL_MAX_SAMPLES, reinterpret_cast<GLint*>(&m_max_multisamples));
if (m_max_multisamples == 0)
m_max_multisamples = 1;
}
m_supports_per_sample_shading = GLAD_GL_ARB_sample_shading; m_supports_per_sample_shading = GLAD_GL_ARB_sample_shading;
Log_InfoPrintf("Per-sample shading: %s", m_supports_per_sample_shading ? "supported" : "not supported"); Log_InfoPrintf("Per-sample shading: %s", m_supports_per_sample_shading ? "supported" : "not supported");

34
src/core/shadergen.cpp
View file

@ -119,6 +119,9 @@ void ShaderGen::WriteHeader(std::stringstream& ss)
ss << "precision highp int;\n"; ss << "precision highp int;\n";
ss << "precision highp sampler2D;\n"; ss << "precision highp sampler2D;\n";
if (GLAD_GL_ES_VERSION_3_1)
ss << "precision highp sampler2DMS;\n";
if (GLAD_GL_ES_VERSION_3_2) if (GLAD_GL_ES_VERSION_3_2)
ss << "precision highp usamplerBuffer;\n"; ss << "precision highp usamplerBuffer;\n";
@ -270,13 +273,18 @@ void ShaderGen::DeclareTextureBuffer(std::stringstream& ss, const char* name, u3
} }
} }
static const char* GetInterpolationQualifier(bool glsl, bool vulkan, bool interface_block, bool centroid_interpolation, const char* ShaderGen::GetInterpolationQualifier(bool interface_block, bool centroid_interpolation,
bool sample_interpolation) bool sample_interpolation, bool is_out) const
{ {
if (glsl && interface_block && (!vulkan && !GLAD_GL_ARB_shading_language_420pack)) if (m_glsl && interface_block && (!IsVulkan() && !GLAD_GL_ARB_shading_language_420pack))
return (sample_interpolation ? "sample out " : (centroid_interpolation ? "centroid out " : "")); {
return (sample_interpolation ? (is_out ? "sample out " : "sample in ") :
(centroid_interpolation ? (is_out ? "centroid out " : "centroid in ") : ""));
}
else else
{
return (sample_interpolation ? "sample " : (centroid_interpolation ? "centroid " : "")); return (sample_interpolation ? "sample " : (centroid_interpolation ? "centroid " : ""));
}
} }
void ShaderGen::DeclareVertexEntryPoint( void ShaderGen::DeclareVertexEntryPoint(
@ -304,8 +312,7 @@ void ShaderGen::DeclareVertexEntryPoint(
if (m_use_glsl_interface_blocks) if (m_use_glsl_interface_blocks)
{ {
const char* qualifier = const char* qualifier = GetInterpolationQualifier(true, centroid_interpolation, sample_interpolation, true);
GetInterpolationQualifier(m_glsl, IsVulkan(), true, centroid_interpolation, sample_interpolation);
if (IsVulkan()) if (IsVulkan())
ss << "layout(location = 0) "; ss << "layout(location = 0) ";
@ -326,8 +333,7 @@ void ShaderGen::DeclareVertexEntryPoint(
} }
else else
{ {
const char* qualifier = const char* qualifier = GetInterpolationQualifier(false, centroid_interpolation, sample_interpolation, true);
GetInterpolationQualifier(m_glsl, IsVulkan(), false, centroid_interpolation, sample_interpolation);
for (u32 i = 0; i < num_color_outputs; i++) for (u32 i = 0; i < num_color_outputs; i++)
ss << qualifier << "out float4 v_col" << i << ";\n"; ss << qualifier << "out float4 v_col" << i << ";\n";
@ -356,8 +362,7 @@ void ShaderGen::DeclareVertexEntryPoint(
} }
else else
{ {
const char* qualifier = const char* qualifier = GetInterpolationQualifier(false, centroid_interpolation, sample_interpolation, true);
GetInterpolationQualifier(false, false, false, centroid_interpolation, sample_interpolation);
ss << "void main(\n"; ss << "void main(\n";
@ -400,8 +405,7 @@ void ShaderGen::DeclareFragmentEntryPoint(
{ {
if (m_use_glsl_interface_blocks) if (m_use_glsl_interface_blocks)
{ {
const char* qualifier = const char* qualifier = GetInterpolationQualifier(true, centroid_interpolation, sample_interpolation, false);
GetInterpolationQualifier(m_glsl, IsVulkan(), true, centroid_interpolation, sample_interpolation);
if (IsVulkan()) if (IsVulkan())
ss << "layout(location = 0) "; ss << "layout(location = 0) ";
@ -422,8 +426,7 @@ void ShaderGen::DeclareFragmentEntryPoint(
} }
else else
{ {
const char* qualifier = const char* qualifier = GetInterpolationQualifier(false, centroid_interpolation, sample_interpolation, false);
GetInterpolationQualifier(m_glsl, IsVulkan(), false, centroid_interpolation, sample_interpolation);
for (u32 i = 0; i < num_color_inputs; i++) for (u32 i = 0; i < num_color_inputs; i++)
ss << qualifier << "in float4 v_col" << i << ";\n"; ss << qualifier << "in float4 v_col" << i << ";\n";
@ -473,8 +476,7 @@ void ShaderGen::DeclareFragmentEntryPoint(
} }
else else
{ {
const char* qualifier = const char* qualifier = GetInterpolationQualifier(false, centroid_interpolation, sample_interpolation, false);
GetInterpolationQualifier(false, false, false, centroid_interpolation, sample_interpolation);
ss << "void main(\n"; ss << "void main(\n";

3
src/core/shadergen.h
View file

@ -19,6 +19,9 @@ public:
protected: protected:
ALWAYS_INLINE bool IsVulkan() const { return (m_render_api == HostDisplay::RenderAPI::Vulkan); } ALWAYS_INLINE bool IsVulkan() const { return (m_render_api == HostDisplay::RenderAPI::Vulkan); }
const char* GetInterpolationQualifier(bool interface_block, bool centroid_interpolation, bool sample_interpolation,
bool is_out) const;
void SetGLSLVersionString(); void SetGLSLVersionString();
void DefineMacro(std::stringstream& ss, const char* name, bool enabled); void DefineMacro(std::stringstream& ss, const char* name, bool enabled);
void WriteHeader(std::stringstream& ss); void WriteHeader(std::stringstream& ss);