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-rw-r--r--src/video_core/engines/maxwell_3d.h1
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.h2
-rw-r--r--src/video_core/renderer_opengl/gl_shader_manager.h3
-rw-r--r--src/video_core/renderer_opengl/gl_state.cpp24
-rw-r--r--src/video_core/renderer_opengl/gl_state.h3
5 files changed, 25 insertions, 8 deletions
diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h
index 16cdfc7e2..cd26c7216 100644
--- a/src/video_core/engines/maxwell_3d.h
+++ b/src/video_core/engines/maxwell_3d.h
@@ -41,6 +41,7 @@ public:
static constexpr std::size_t NumCBData = 16;
static constexpr std::size_t NumVertexArrays = 32;
static constexpr std::size_t NumVertexAttributes = 32;
+ static constexpr std::size_t NumTextureSamplers = 32;
static constexpr std::size_t MaxShaderProgram = 6;
static constexpr std::size_t MaxShaderStage = 5;
// Maximum number of const buffers per shader stage.
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h
index c3f1e14bf..b64c93b81 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer.h
@@ -184,7 +184,7 @@ private:
OGLVertexArray>
vertex_array_cache;
- std::array<SamplerInfo, GLShader::NumTextureSamplers> texture_samplers;
+ std::array<SamplerInfo, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> texture_samplers;
static constexpr std::size_t STREAM_BUFFER_SIZE = 128 * 1024 * 1024;
OGLBufferCache buffer_cache;
diff --git a/src/video_core/renderer_opengl/gl_shader_manager.h b/src/video_core/renderer_opengl/gl_shader_manager.h
index b86cd96e8..3de15ba9b 100644
--- a/src/video_core/renderer_opengl/gl_shader_manager.h
+++ b/src/video_core/renderer_opengl/gl_shader_manager.h
@@ -11,9 +11,6 @@
namespace OpenGL::GLShader {
-/// Number of OpenGL texture samplers that can be used in the fragment shader
-static constexpr std::size_t NumTextureSamplers = 32;
-
using Tegra::Engines::Maxwell3D;
/// Uniform structure for the Uniform Buffer Object, all vectors must be 16-byte aligned
diff --git a/src/video_core/renderer_opengl/gl_state.cpp b/src/video_core/renderer_opengl/gl_state.cpp
index e5173e20a..e494b3f16 100644
--- a/src/video_core/renderer_opengl/gl_state.cpp
+++ b/src/video_core/renderer_opengl/gl_state.cpp
@@ -205,9 +205,6 @@ void OpenGLState::Apply() const {
glActiveTexture(TextureUnits::MaxwellTexture(static_cast<int>(i)).Enum());
glBindTexture(texture_unit.target, texture_unit.texture);
}
- if (texture_unit.sampler != cur_state_texture_unit.sampler) {
- glBindSampler(static_cast<GLuint>(i), texture_unit.sampler);
- }
// Update the texture swizzle
if (texture_unit.swizzle.r != cur_state_texture_unit.swizzle.r ||
texture_unit.swizzle.g != cur_state_texture_unit.swizzle.g ||
@@ -219,6 +216,27 @@ void OpenGLState::Apply() const {
}
}
+ // Samplers
+ {
+ bool has_delta{};
+ std::size_t first{}, last{};
+ std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> samplers;
+ for (std::size_t i = 0; i < std::size(samplers); ++i) {
+ samplers[i] = texture_units[i].sampler;
+ if (samplers[i] != cur_state.texture_units[i].sampler) {
+ if (!has_delta) {
+ first = i;
+ has_delta = true;
+ }
+ last = i;
+ }
+ }
+ if (has_delta) {
+ glBindSamplers(static_cast<GLuint>(first), static_cast<GLsizei>(last - first + 1),
+ samplers.data());
+ }
+ }
+
// Framebuffer
if (draw.read_framebuffer != cur_state.draw.read_framebuffer) {
glBindFramebuffer(GL_READ_FRAMEBUFFER, draw.read_framebuffer);
diff --git a/src/video_core/renderer_opengl/gl_state.h b/src/video_core/renderer_opengl/gl_state.h
index 9a93029d8..49f30b111 100644
--- a/src/video_core/renderer_opengl/gl_state.h
+++ b/src/video_core/renderer_opengl/gl_state.h
@@ -6,6 +6,7 @@
#include <array>
#include <glad/glad.h>
+#include "video_core/engines/maxwell_3d.h"
namespace OpenGL {
@@ -114,7 +115,7 @@ public:
target = GL_TEXTURE_2D;
}
};
- std::array<TextureUnit, 32> texture_units;
+ std::array<TextureUnit, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> texture_units;
struct {
GLuint read_framebuffer; // GL_READ_FRAMEBUFFER_BINDING