diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/video_core/renderer_opengl/gl_state.cpp | 30 |
1 files changed, 22 insertions, 8 deletions
diff --git a/src/video_core/renderer_opengl/gl_state.cpp b/src/video_core/renderer_opengl/gl_state.cpp index b7ba59350..997325efc 100644 --- a/src/video_core/renderer_opengl/gl_state.cpp +++ b/src/video_core/renderer_opengl/gl_state.cpp @@ -462,24 +462,38 @@ void OpenGLState::ApplyPolygonOffset() const { } void OpenGLState::ApplyTextures() const { + bool has_delta{}; + std::size_t first{}, last{}; + std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> textures; + for (std::size_t i = 0; i < std::size(texture_units); ++i) { const auto& texture_unit = texture_units[i]; const auto& cur_state_texture_unit = cur_state.texture_units[i]; + textures[i] = texture_unit.texture; - if (texture_unit.texture != cur_state_texture_unit.texture) { - glActiveTexture(TextureUnits::MaxwellTexture(static_cast<int>(i)).Enum()); - glBindTexture(texture_unit.target, texture_unit.texture); + if (textures[i] != cur_state_texture_unit.texture) { + if (!has_delta) { + first = i; + has_delta = true; + } + last = i; } + // 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 || - texture_unit.swizzle.b != cur_state_texture_unit.swizzle.b || - texture_unit.swizzle.a != cur_state_texture_unit.swizzle.a) { + if (textures[i] != 0 && (texture_unit.swizzle.r != cur_state_texture_unit.swizzle.r || + texture_unit.swizzle.g != cur_state_texture_unit.swizzle.g || + texture_unit.swizzle.b != cur_state_texture_unit.swizzle.b || + texture_unit.swizzle.a != cur_state_texture_unit.swizzle.a)) { std::array<GLint, 4> mask = {texture_unit.swizzle.r, texture_unit.swizzle.g, texture_unit.swizzle.b, texture_unit.swizzle.a}; - glTexParameteriv(texture_unit.target, GL_TEXTURE_SWIZZLE_RGBA, mask.data()); + glTextureParameteriv(texture_unit.texture, GL_TEXTURE_SWIZZLE_RGBA, mask.data()); } } + + if (has_delta) { + glBindTextures(static_cast<GLuint>(first), static_cast<GLsizei>(last - first + 1), + textures.data()); + } } void OpenGLState::ApplySamplers() const { |