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-rw-r--r--src/video_core/renderer_opengl/gl_device.cpp2
-rw-r--r--src/video_core/renderer_opengl/gl_device.h5
-rw-r--r--src/video_core/renderer_opengl/gl_shader_decompiler.cpp26
3 files changed, 28 insertions, 5 deletions
diff --git a/src/video_core/renderer_opengl/gl_device.cpp b/src/video_core/renderer_opengl/gl_device.cpp
index c65b24c69..b30d5be74 100644
--- a/src/video_core/renderer_opengl/gl_device.cpp
+++ b/src/video_core/renderer_opengl/gl_device.cpp
@@ -62,6 +62,7 @@ Device::Device() {
max_varyings = GetInteger<u32>(GL_MAX_VARYING_VECTORS);
has_warp_intrinsics = GLAD_GL_NV_gpu_shader5 && GLAD_GL_NV_shader_thread_group &&
GLAD_GL_NV_shader_thread_shuffle;
+ has_shader_ballot = GLAD_GL_ARB_shader_ballot;
has_vertex_viewport_layer = GLAD_GL_ARB_shader_viewport_layer_array;
has_image_load_formatted = HasExtension(extensions, "GL_EXT_shader_image_load_formatted");
has_variable_aoffi = TestVariableAoffi();
@@ -79,6 +80,7 @@ Device::Device(std::nullptr_t) {
max_vertex_attributes = 16;
max_varyings = 15;
has_warp_intrinsics = true;
+ has_shader_ballot = true;
has_vertex_viewport_layer = true;
has_image_load_formatted = true;
has_variable_aoffi = true;
diff --git a/src/video_core/renderer_opengl/gl_device.h b/src/video_core/renderer_opengl/gl_device.h
index bf35bd0b6..6c86fe207 100644
--- a/src/video_core/renderer_opengl/gl_device.h
+++ b/src/video_core/renderer_opengl/gl_device.h
@@ -34,6 +34,10 @@ public:
return has_warp_intrinsics;
}
+ bool HasShaderBallot() const {
+ return has_shader_ballot;
+ }
+
bool HasVertexViewportLayer() const {
return has_vertex_viewport_layer;
}
@@ -68,6 +72,7 @@ private:
u32 max_vertex_attributes{};
u32 max_varyings{};
bool has_warp_intrinsics{};
+ bool has_shader_ballot{};
bool has_vertex_viewport_layer{};
bool has_image_load_formatted{};
bool has_variable_aoffi{};
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index 21c137ec5..5d2c38a5e 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -1382,13 +1382,19 @@ private:
Expression FSwizzleAdd(Operation operation) {
const std::string op_a = VisitOperand(operation, 0).AsFloat();
const std::string op_b = VisitOperand(operation, 1).AsFloat();
- const std::string instr_mask = VisitOperand(operation, 2).AsUint();
+ if (!device.HasShaderBallot()) {
+ LOG_ERROR(Render_OpenGL, "Shader ballot is unavailable but required by the shader");
+ return {fmt::format("{} + {}", op_a, op_b), Type::Float};
+ }
+
+ const std::string instr_mask = VisitOperand(operation, 2).AsUint();
const std::string mask = code.GenerateTemporary();
- code.AddLine("uint {} = {} >> ((gl_SubGroupInvocationARB & 3) << 1);", mask, instr_mask);
+ code.AddLine("uint {} = ({} >> ((gl_SubGroupInvocationARB & 3) << 1)) & 3;", mask,
+ instr_mask);
- const std::string modifier_a = fmt::format("fswzadd_modifiers_a[{} & 3]", mask);
- const std::string modifier_b = fmt::format("fswzadd_modifiers_b[{} & 3]", mask);
+ const std::string modifier_a = fmt::format("fswzadd_modifiers_a[{}]", mask);
+ const std::string modifier_b = fmt::format("fswzadd_modifiers_b[{}]", mask);
return {fmt::format("(({} * {}) + ({} * {}))", op_a, modifier_a, op_b, modifier_b),
Type::Float};
}
@@ -1957,11 +1963,21 @@ private:
}
Expression ThreadId(Operation operation) {
+ if (!device.HasShaderBallot()) {
+ LOG_ERROR(Render_OpenGL, "Shader ballot is unavailable but required by the shader");
+ return {"0U", Type::Uint};
+ }
return {"gl_SubGroupInvocationARB", Type::Uint};
}
Expression ShuffleIndexed(Operation operation) {
- const std::string value = VisitOperand(operation, 0).AsFloat();
+ std::string value = VisitOperand(operation, 0).AsFloat();
+
+ if (!device.HasShaderBallot()) {
+ LOG_ERROR(Render_OpenGL, "Shader ballot is unavailable but required by the shader");
+ return {std::move(value), Type::Float};
+ }
+
const std::string index = VisitOperand(operation, 1).AsUint();
return {fmt::format("readInvocationARB({}, {})", value, index), Type::Float};
}