diff options
Diffstat (limited to '')
-rw-r--r-- | src/video_core/renderer_opengl/gl_state.cpp | 261 |
1 files changed, 184 insertions, 77 deletions
diff --git a/src/video_core/renderer_opengl/gl_state.cpp b/src/video_core/renderer_opengl/gl_state.cpp index b6b426f34..98622a058 100644 --- a/src/video_core/renderer_opengl/gl_state.cpp +++ b/src/video_core/renderer_opengl/gl_state.cpp @@ -22,17 +22,15 @@ OpenGLState::OpenGLState() { depth.test_enabled = false; depth.test_func = GL_LESS; depth.write_mask = GL_TRUE; - depth.depth_range_near = 0.0f; - depth.depth_range_far = 1.0f; primitive_restart.enabled = false; primitive_restart.index = 0; - - color_mask.red_enabled = GL_TRUE; - color_mask.green_enabled = GL_TRUE; - color_mask.blue_enabled = GL_TRUE; - color_mask.alpha_enabled = GL_TRUE; - + for (auto& item : color_mask) { + item.red_enabled = GL_TRUE; + item.green_enabled = GL_TRUE; + item.blue_enabled = GL_TRUE; + item.alpha_enabled = GL_TRUE; + } stencil.test_enabled = false; auto reset_stencil = [](auto& config) { config.test_func = GL_ALWAYS; @@ -45,19 +43,33 @@ OpenGLState::OpenGLState() { }; reset_stencil(stencil.front); reset_stencil(stencil.back); - - blend.enabled = true; - blend.rgb_equation = GL_FUNC_ADD; - blend.a_equation = GL_FUNC_ADD; - blend.src_rgb_func = GL_ONE; - blend.dst_rgb_func = GL_ZERO; - blend.src_a_func = GL_ONE; - blend.dst_a_func = GL_ZERO; - blend.color.red = 0.0f; - blend.color.green = 0.0f; - blend.color.blue = 0.0f; - blend.color.alpha = 0.0f; - + for (auto& item : viewports) { + item.x = 0; + item.y = 0; + item.width = 0; + item.height = 0; + item.depth_range_near = 0.0f; + item.depth_range_far = 1.0f; + } + scissor.enabled = false; + scissor.x = 0; + scissor.y = 0; + scissor.width = 0; + scissor.height = 0; + for (auto& item : blend) { + item.enabled = true; + item.rgb_equation = GL_FUNC_ADD; + item.a_equation = GL_FUNC_ADD; + item.src_rgb_func = GL_ONE; + item.dst_rgb_func = GL_ZERO; + item.src_a_func = GL_ONE; + item.dst_a_func = GL_ZERO; + } + independant_blend.enabled = false; + blend_color.red = 0.0f; + blend_color.green = 0.0f; + blend_color.blue = 0.0f; + blend_color.alpha = 0.0f; logic_op.enabled = false; logic_op.operation = GL_COPY; @@ -73,17 +85,6 @@ OpenGLState::OpenGLState() { draw.shader_program = 0; draw.program_pipeline = 0; - scissor.enabled = false; - scissor.x = 0; - scissor.y = 0; - scissor.width = 0; - scissor.height = 0; - - viewport.x = 0; - viewport.y = 0; - viewport.width = 0; - viewport.height = 0; - clip_distance = {}; point.size = 1; @@ -134,6 +135,32 @@ void OpenGLState::ApplyCulling() const { } } +void OpenGLState::ApplyColorMask() const { + if (GLAD_GL_ARB_viewport_array) { + for (size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets; i++) { + const auto& updated = color_mask[i]; + const auto& current = cur_state.color_mask[i]; + if (updated.red_enabled != current.red_enabled || + updated.green_enabled != current.green_enabled || + updated.blue_enabled != current.blue_enabled || + updated.alpha_enabled != current.alpha_enabled) { + glColorMaski(static_cast<GLuint>(i), updated.red_enabled, updated.green_enabled, + updated.blue_enabled, updated.alpha_enabled); + } + } + } else { + const auto& updated = color_mask[0]; + const auto& current = cur_state.color_mask[0]; + if (updated.red_enabled != current.red_enabled || + updated.green_enabled != current.green_enabled || + updated.blue_enabled != current.blue_enabled || + updated.alpha_enabled != current.alpha_enabled) { + glColorMask(updated.red_enabled, updated.green_enabled, updated.blue_enabled, + updated.alpha_enabled); + } + } +} + void OpenGLState::ApplyDepth() const { // Depth test const bool depth_test_changed = depth.test_enabled != cur_state.depth.test_enabled; @@ -152,11 +179,6 @@ void OpenGLState::ApplyDepth() const { if (depth.write_mask != cur_state.depth.write_mask) { glDepthMask(depth.write_mask); } - // Depth range - if (depth.depth_range_near != cur_state.depth.depth_range_near || - depth.depth_range_far != cur_state.depth.depth_range_far) { - glDepthRange(depth.depth_range_near, depth.depth_range_far); - } } void OpenGLState::ApplyPrimitiveRestart() const { @@ -208,7 +230,7 @@ void OpenGLState::ApplyStencilTest() const { } } -void OpenGLState::ApplyScissorTest() const { +void OpenGLState::ApplyScissor() const { const bool scissor_changed = scissor.enabled != cur_state.scissor.enabled; if (scissor_changed) { if (scissor.enabled) { @@ -217,51 +239,142 @@ void OpenGLState::ApplyScissorTest() const { glDisable(GL_SCISSOR_TEST); } } - if (scissor_changed || scissor_changed || scissor.x != cur_state.scissor.x || - scissor.y != cur_state.scissor.y || scissor.width != cur_state.scissor.width || - scissor.height != cur_state.scissor.height) { + if (scissor.enabled && + (scissor_changed || scissor.x != cur_state.scissor.x || scissor.y != cur_state.scissor.y || + scissor.width != cur_state.scissor.width || scissor.height != cur_state.scissor.height)) { glScissor(scissor.x, scissor.y, scissor.width, scissor.height); } } -void OpenGLState::ApplyBlending() const { - const bool blend_changed = blend.enabled != cur_state.blend.enabled; +void OpenGLState::ApplyViewport() const { + if (GLAD_GL_ARB_viewport_array) { + for (GLuint i = 0; + i < static_cast<GLuint>(Tegra::Engines::Maxwell3D::Regs::NumRenderTargets); i++) { + const auto& current = cur_state.viewports[i]; + const auto& updated = viewports[i]; + if (updated.x != current.x || updated.y != current.y || + updated.width != current.width || updated.height != current.height) { + glViewportIndexedf(i, updated.x, updated.y, updated.width, updated.height); + } + if (updated.depth_range_near != current.depth_range_near || + updated.depth_range_far != current.depth_range_far) { + glDepthRangeIndexed(i, updated.depth_range_near, updated.depth_range_far); + } + } + } else { + const auto& current = cur_state.viewports[0]; + const auto& updated = viewports[0]; + if (updated.x != current.x || updated.y != current.y || updated.width != current.width || + updated.height != current.height) { + glViewport(static_cast<GLint>(updated.x), static_cast<GLint>(updated.y), + static_cast<GLsizei>(updated.width), static_cast<GLsizei>(updated.height)); + } + if (updated.depth_range_near != current.depth_range_near || + updated.depth_range_far != current.depth_range_far) { + glDepthRange(updated.depth_range_near, updated.depth_range_far); + } + } +} + +void OpenGLState::ApplyGlobalBlending() const { + const Blend& current = cur_state.blend[0]; + const Blend& updated = blend[0]; + const bool blend_changed = updated.enabled != current.enabled; if (blend_changed) { - if (blend.enabled) { - ASSERT(!logic_op.enabled); + if (updated.enabled) { glEnable(GL_BLEND); } else { glDisable(GL_BLEND); } } - if (blend.enabled) { - if (blend_changed || blend.color.red != cur_state.blend.color.red || - blend.color.green != cur_state.blend.color.green || - blend.color.blue != cur_state.blend.color.blue || - blend.color.alpha != cur_state.blend.color.alpha) { - glBlendColor(blend.color.red, blend.color.green, blend.color.blue, blend.color.alpha); + if (!updated.enabled) { + return; + } + if (updated.separate_alpha) { + if (blend_changed || updated.src_rgb_func != current.src_rgb_func || + updated.dst_rgb_func != current.dst_rgb_func || + updated.src_a_func != current.src_a_func || updated.dst_a_func != current.dst_a_func) { + glBlendFuncSeparate(updated.src_rgb_func, updated.dst_rgb_func, updated.src_a_func, + updated.dst_a_func); } - if (blend_changed || blend.src_rgb_func != cur_state.blend.src_rgb_func || - blend.dst_rgb_func != cur_state.blend.dst_rgb_func || - blend.src_a_func != cur_state.blend.src_a_func || - blend.dst_a_func != cur_state.blend.dst_a_func) { - glBlendFuncSeparate(blend.src_rgb_func, blend.dst_rgb_func, blend.src_a_func, - blend.dst_a_func); + if (blend_changed || updated.rgb_equation != current.rgb_equation || + updated.a_equation != current.a_equation) { + glBlendEquationSeparate(updated.rgb_equation, updated.a_equation); + } + } else { + if (blend_changed || updated.src_rgb_func != current.src_rgb_func || + updated.dst_rgb_func != current.dst_rgb_func) { + glBlendFunc(updated.src_rgb_func, updated.dst_rgb_func); } - if (blend_changed || blend.rgb_equation != cur_state.blend.rgb_equation || - blend.a_equation != cur_state.blend.a_equation) { - glBlendEquationSeparate(blend.rgb_equation, blend.a_equation); + if (blend_changed || updated.rgb_equation != current.rgb_equation) { + glBlendEquation(updated.rgb_equation); } } } +void OpenGLState::ApplyTargetBlending(std::size_t target, bool force) const { + const Blend& updated = blend[target]; + const Blend& current = cur_state.blend[target]; + const bool blend_changed = updated.enabled != current.enabled || force; + if (blend_changed) { + if (updated.enabled) { + glEnablei(GL_BLEND, static_cast<GLuint>(target)); + } else { + glDisablei(GL_BLEND, static_cast<GLuint>(target)); + } + } + if (!updated.enabled) { + return; + } + if (updated.separate_alpha) { + if (blend_changed || updated.src_rgb_func != current.src_rgb_func || + updated.dst_rgb_func != current.dst_rgb_func || + updated.src_a_func != current.src_a_func || updated.dst_a_func != current.dst_a_func) { + glBlendFuncSeparateiARB(static_cast<GLuint>(target), updated.src_rgb_func, + updated.dst_rgb_func, updated.src_a_func, updated.dst_a_func); + } + + if (blend_changed || updated.rgb_equation != current.rgb_equation || + updated.a_equation != current.a_equation) { + glBlendEquationSeparateiARB(static_cast<GLuint>(target), updated.rgb_equation, + updated.a_equation); + } + } else { + if (blend_changed || updated.src_rgb_func != current.src_rgb_func || + updated.dst_rgb_func != current.dst_rgb_func) { + glBlendFunciARB(static_cast<GLuint>(target), updated.src_rgb_func, + updated.dst_rgb_func); + } + + if (blend_changed || updated.rgb_equation != current.rgb_equation) { + glBlendEquationiARB(static_cast<GLuint>(target), updated.rgb_equation); + } + } +} + +void OpenGLState::ApplyBlending() const { + if (independant_blend.enabled) { + for (size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets; i++) { + ApplyTargetBlending(i, + independant_blend.enabled != cur_state.independant_blend.enabled); + } + } else { + ApplyGlobalBlending(); + } + if (blend_color.red != cur_state.blend_color.red || + blend_color.green != cur_state.blend_color.green || + blend_color.blue != cur_state.blend_color.blue || + blend_color.alpha != cur_state.blend_color.alpha) { + glBlendColor(blend_color.red, blend_color.green, blend_color.blue, blend_color.alpha); + } +} + void OpenGLState::ApplyLogicOp() const { const bool logic_op_changed = logic_op.enabled != cur_state.logic_op.enabled; if (logic_op_changed) { if (logic_op.enabled) { - ASSERT(!blend.enabled); glEnable(GL_COLOR_LOGIC_OP); } else { glDisable(GL_COLOR_LOGIC_OP); @@ -315,7 +428,7 @@ void OpenGLState::ApplySamplers() const { } } -void OpenGLState::Apply() const { +void OpenGLState::ApplyFramebufferState() const { // Framebuffer if (draw.read_framebuffer != cur_state.draw.read_framebuffer) { glBindFramebuffer(GL_READ_FRAMEBUFFER, draw.read_framebuffer); @@ -323,7 +436,9 @@ void OpenGLState::Apply() const { if (draw.draw_framebuffer != cur_state.draw.draw_framebuffer) { glBindFramebuffer(GL_DRAW_FRAMEBUFFER, draw.draw_framebuffer); } +} +void OpenGLState::ApplyVertexBufferState() const { // Vertex array if (draw.vertex_array != cur_state.draw.vertex_array) { glBindVertexArray(draw.vertex_array); @@ -333,7 +448,11 @@ void OpenGLState::Apply() const { if (draw.vertex_buffer != cur_state.draw.vertex_buffer) { glBindBuffer(GL_ARRAY_BUFFER, draw.vertex_buffer); } +} +void OpenGLState::Apply() const { + ApplyFramebufferState(); + ApplyVertexBufferState(); // Uniform buffer if (draw.uniform_buffer != cur_state.draw.uniform_buffer) { glBindBuffer(GL_UNIFORM_BUFFER, draw.uniform_buffer); @@ -348,12 +467,6 @@ void OpenGLState::Apply() const { if (draw.program_pipeline != cur_state.draw.program_pipeline) { glBindProgramPipeline(draw.program_pipeline); } - // Viewport - if (viewport.x != cur_state.viewport.x || viewport.y != cur_state.viewport.y || - viewport.width != cur_state.viewport.width || - viewport.height != cur_state.viewport.height) { - glViewport(viewport.x, viewport.y, viewport.width, viewport.height); - } // Clip distance for (std::size_t i = 0; i < clip_distance.size(); ++i) { if (clip_distance[i] != cur_state.clip_distance[i]) { @@ -364,19 +477,13 @@ void OpenGLState::Apply() const { } } } - // Color mask - if (color_mask.red_enabled != cur_state.color_mask.red_enabled || - color_mask.green_enabled != cur_state.color_mask.green_enabled || - color_mask.blue_enabled != cur_state.color_mask.blue_enabled || - color_mask.alpha_enabled != cur_state.color_mask.alpha_enabled) { - glColorMask(color_mask.red_enabled, color_mask.green_enabled, color_mask.blue_enabled, - color_mask.alpha_enabled); - } // Point if (point.size != cur_state.point.size) { glPointSize(point.size); } - ApplyScissorTest(); + ApplyColorMask(); + ApplyViewport(); + ApplyScissor(); ApplyStencilTest(); ApplySRgb(); ApplyCulling(); |