X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbackends%2Fopengl%2Fpipelinestate_backend.cpp;h=3117a271c405308b8b0a628a9f722e4dd8fcd02f;hb=50492d9a5106b3dd76e3d6fa5ac88d9f97ba3c47;hp=738de3ac5fea34250f29659a09752e2208d497e7;hpb=160e9eea29bd10034733d59507fa1bcca36be401;p=libs%2Fgl.git diff --git a/source/backends/opengl/pipelinestate_backend.cpp b/source/backends/opengl/pipelinestate_backend.cpp index 738de3ac..3117a271 100644 --- a/source/backends/opengl/pipelinestate_backend.cpp +++ b/source/backends/opengl/pipelinestate_backend.cpp @@ -8,7 +8,7 @@ #include "blend.h" #include "buffer.h" #include "depthtest.h" -#include "deviceinfo.h" +#include "device.h" #include "framebuffer.h" #include "gl.h" #include "pipelinestate.h" @@ -26,133 +26,127 @@ using namespace std; namespace Msp { namespace GL { -const OpenGLPipelineState *OpenGLPipelineState::last_applied = 0; -vector OpenGLPipelineState::bound_tex_targets; -vector OpenGLPipelineState::bound_uniform_blocks; -unsigned OpenGLPipelineState::restart_index = 0; - -OpenGLPipelineState::OpenGLPipelineState() -{ - if(bound_tex_targets.empty()) - bound_tex_targets.resize(DeviceInfo::get_global().limits.max_texture_bindings); - if(bound_uniform_blocks.empty()) - bound_uniform_blocks.resize(DeviceInfo::get_global().limits.max_uniform_bindings); -} - OpenGLPipelineState::~OpenGLPipelineState() { - if(this==last_applied) - last_applied = 0; + if(applied_to) + applied_to->get_state().last_pipeline = 0; } void OpenGLPipelineState::apply() const { - if(!last_applied) - OpenGLTexture::unbind_scratch(); + const PipelineState &self = *static_cast(this); + Device &device = Device::get_current(); - apply(this==last_applied ? static_cast(this)->changes : ~0U); -} - -void OpenGLPipelineState::apply(unsigned mask) const -{ - const PipelineState *self = static_cast(this); - - if(mask&PipelineState::FRAMEBUFFER) + if(applied_to && applied_to!=&device) { - const Framebuffer *framebuffer = self->framebuffer; - glBindFramebuffer(GL_FRAMEBUFFER, framebuffer ? framebuffer->id : 0); - if(framebuffer) - { - framebuffer->refresh(); - framebuffer->require_complete(); - } + applied_to->get_state().last_pipeline = 0; + changes = ~0U; } - if(mask&(PipelineState::VIEWPORT|PipelineState::FRAMEBUFFER)) + OpenGLDeviceState &dev_state = device.get_state(); + if(!dev_state.last_pipeline) + OpenGLTexture::unbind_scratch(); + + if(this!=dev_state.last_pipeline) { - if(const Rect *viewport = self->viewport) - glViewport(viewport->left, viewport->bottom, viewport->width, viewport->height); - else if(const Framebuffer *framebuffer = self->framebuffer) - glViewport(0, 0, framebuffer->get_width(), framebuffer->get_height()); + if(dev_state.last_pipeline) + dev_state.last_pipeline->applied_to = 0; + changes = ~0U; } - if(mask&PipelineState::SCISSOR) + if(changes&PipelineState::FRAMEBUFFER) { - if(const Rect *scissor = self->scissor) + const Framebuffer *framebuffer = self.framebuffer; + glBindFramebuffer(GL_FRAMEBUFFER, framebuffer ? framebuffer->id : 0); + if(framebuffer) { - glEnable(GL_SCISSOR_TEST); - glScissor(scissor->left, scissor->bottom, scissor->width, scissor->height); + framebuffer->refresh(); + framebuffer->require_complete(); } - else - glDisable(GL_SCISSOR_TEST); } - if(mask&PipelineState::SHPROG) - glUseProgram(self->shprog ? self->shprog->id : 0); - - if(mask&PipelineState::VERTEX_SETUP) - { - const VertexSetup *vertex_setup = self->vertex_setup; - glBindVertexArray(vertex_setup ? vertex_setup->id : 0); - if(vertex_setup) + if(changes&(PipelineState::VIEWPORT|PipelineState::SCISSOR|PipelineState::FRAMEBUFFER)) + if(const Framebuffer *framebuffer = self.framebuffer) { - static Require _req(MSP_primitive_restart); - - vertex_setup->refresh(); - unsigned ri = (vertex_setup->get_index_type()==UNSIGNED_INT ? 0xFFFFFFFF : 0xFFFF); - if(ri!=restart_index) + Rect fb_rect = framebuffer->get_rect(); + if(changes&(PipelineState::VIEWPORT|PipelineState::FRAMEBUFFER)) { - if(!restart_index) - glEnable(GL_PRIMITIVE_RESTART); - glPrimitiveRestartIndex(ri); - restart_index = ri; + Rect viewport = fb_rect.intersect(self.viewport); + glViewport(viewport.left, viewport.bottom, viewport.width, viewport.height); + } + if(changes&(PipelineState::SCISSOR|PipelineState::FRAMEBUFFER)) + { + Rect scissor = fb_rect.intersect(self.scissor); + if(scissor!=fb_rect) + { + glEnable(GL_SCISSOR_TEST); + glScissor(scissor.left, scissor.bottom, scissor.width, scissor.height); + } + else + glDisable(GL_SCISSOR_TEST); } } - } - if(mask&PipelineState::FACE_CULL) + if(changes&PipelineState::SHPROG) { - glFrontFace(self->front_face==CLOCKWISE ? GL_CW : GL_CCW); + glUseProgram(self.shprog ? self.shprog->id : 0); - if(self->face_cull!=NO_CULL && self->front_face!=NON_MANIFOLD) + unsigned ncd = (self.shprog ? self.shprog->get_n_clip_distances() : 0); + if(ncd!=dev_state.n_clip_distances) { - glEnable(GL_CULL_FACE); - glCullFace(self->face_cull==CULL_FRONT ? GL_FRONT : GL_BACK); + for(unsigned i=0; (ienabled_clip_planes>>i)&1) - glEnable(GL_CLIP_PLANE0+i); - else - glDisable(GL_CLIP_PLANE0+i); - } + for(const PipelineState::BoundUniformBlock &u: self.uniform_blocks) + if(u.changed || changes==~0U) + { + if(u.used) + { + if(u.binding>=0) + { + glBindBufferRange(GL_UNIFORM_BUFFER, u.binding, u.buffer->id, u.block->get_offset(), u.block->get_data_size()); + dev_state.bound_uniform_blocks[u.binding] = 1; + } + else if(u.binding==ReflectData::DEFAULT_BLOCK && self.shprog) + { + const char *data = static_cast(u.block->get_data_pointer()); + for(const Program::UniformCall &call: self.shprog->uniform_calls) + call.func(call.location, call.size, data+call.location*16); + } + } + + u.changed = false; + } } - if(mask&PipelineState::TEXTURES) + if(changes&PipelineState::TEXTURES) { - for(const PipelineState::BoundTexture &t: self->textures) - if(t.changed || mask==~0U) + for(const PipelineState::BoundTexture &t: self.textures) + if(t.changed || changes==~0U) { - if(t.texture && t.sampler) + if(t.used) { if(ARB_direct_state_access) glBindTextureUnit(t.binding, t.texture->id); else { glActiveTexture(GL_TEXTURE0+t.binding); - if(bound_tex_targets[t.binding] && static_cast(t.texture->target)!=bound_tex_targets[t.binding]) - glBindTexture(bound_tex_targets[t.binding], 0); + if(dev_state.bound_tex_targets[t.binding] && static_cast(t.texture->target)!=dev_state.bound_tex_targets[t.binding]) + glBindTexture(dev_state.bound_tex_targets[t.binding], 0); glBindTexture(t.texture->target, t.texture->id); } - bound_tex_targets[t.binding] = t.texture->target; + dev_state.bound_tex_targets[t.binding] = t.texture->target; glBindSampler(t.binding, t.sampler->id); t.sampler->refresh(); @@ -162,67 +156,76 @@ void OpenGLPipelineState::apply(unsigned mask) const } } - if(mask&PipelineState::UNIFORMS) + if(changes&PipelineState::VERTEX_SETUP) { - for(const PipelineState::BoundUniformBlock &u: self->uniform_blocks) - if(u.changed || mask==~0U) - { - if(u.block) - { - if(u.binding>=0) - { - glBindBufferRange(GL_UNIFORM_BUFFER, u.binding, u.block->get_buffer()->id, u.block->get_offset(), u.block->get_data_size()); - bound_uniform_blocks[u.binding] = 1; - } - else if(self->shprog) - { - const char *data = static_cast(u.block->get_data_pointer()); - for(const Program::UniformCall &call: self->shprog->uniform_calls) - call.func(call.location, call.size, data+call.location*16); - } - } + const VertexSetup *vertex_setup = self.vertex_setup; + glBindVertexArray(vertex_setup ? vertex_setup->id : 0); + if(vertex_setup) + { + static Require _req(MSP_primitive_restart); - u.changed = false; + vertex_setup->refresh(); + unsigned ri = (vertex_setup->get_index_type()==UNSIGNED_INT ? 0xFFFFFFFF : 0xFFFF); + if(ri!=dev_state.restart_index) + { + if(!dev_state.restart_index) + glEnable(GL_PRIMITIVE_RESTART); + glPrimitiveRestartIndex(ri); + dev_state.restart_index = ri; } + } + } + + if(changes&PipelineState::FACE_CULL) + { + glFrontFace(self.front_face==CLOCKWISE ? GL_CW : GL_CCW); + + if(self.face_cull!=NO_CULL && self.front_face!=NON_MANIFOLD) + { + glEnable(GL_CULL_FACE); + glCullFace(self.face_cull==CULL_FRONT ? GL_FRONT : GL_BACK); + } + else + glDisable(GL_CULL_FACE); } - if(mask&PipelineState::DEPTH_TEST) + if(changes&PipelineState::DEPTH_TEST) { - const DepthTest *depth_test = self->depth_test; - if(depth_test && depth_test->enabled) + const DepthTest &depth_test = self.depth_test; + if(depth_test.enabled) { glEnable(GL_DEPTH_TEST); - glDepthFunc(get_gl_predicate(depth_test->compare)); + glDepthFunc(get_gl_predicate(depth_test.compare)); } else glDisable(GL_DEPTH_TEST); - glDepthMask(!depth_test || depth_test->write); + glDepthMask(depth_test.write); } - if(mask&PipelineState::STENCIL_TEST) + if(changes&PipelineState::STENCIL_TEST) { - const StencilTest *stencil_test = self->stencil_test; - if(stencil_test && stencil_test->enabled) + const StencilTest &stencil_test = self.stencil_test; + if(stencil_test.enabled) { glEnable(GL_STENCIL_TEST); - glStencilFunc(get_gl_predicate(stencil_test->compare), stencil_test->reference, 0xFFFFFFFF); - glStencilOp(get_gl_stencil_op(stencil_test->stencil_fail_op), get_gl_stencil_op(stencil_test->depth_fail_op), get_gl_stencil_op(stencil_test->depth_pass_op)); + glStencilFunc(get_gl_predicate(stencil_test.compare), stencil_test.reference, 0xFFFFFFFF); + glStencilOp(get_gl_stencil_op(stencil_test.stencil_fail_op), get_gl_stencil_op(stencil_test.depth_fail_op), get_gl_stencil_op(stencil_test.depth_pass_op)); } else glDisable(GL_STENCIL_TEST); } - if(mask&PipelineState::BLEND) + if(changes&PipelineState::BLEND) { - const Blend *blend = self->blend; - if(blend && blend->enabled) + const Blend &blend = self.blend; + if(blend.enabled) { glEnable(GL_BLEND); - glBlendEquation(get_gl_blend_equation(blend->equation)); - glBlendFunc(get_gl_blend_factor(blend->src_factor), get_gl_blend_factor(blend->dst_factor)); - glBlendColor(blend->constant.r, blend->constant.g, blend->constant.b, blend->constant.a); - ColorWriteMask cw = blend->write_mask; + glBlendEquation(get_gl_blend_equation(blend.equation)); + glBlendFunc(get_gl_blend_factor(blend.src_factor), get_gl_blend_factor(blend.dst_factor)); + glBlendColor(blend.constant.r, blend.constant.g, blend.constant.b, blend.constant.a); + ColorWriteMask cw = blend.write_mask; glColorMask((cw&WRITE_RED)!=0, (cw&WRITE_GREEN)!=0, (cw&WRITE_BLUE)!=0, (cw&WRITE_ALPHA)!=0); } else @@ -232,41 +235,41 @@ void OpenGLPipelineState::apply(unsigned mask) const } } - last_applied = this; - self->changes &= ~mask; + applied_to = &device; + dev_state.last_pipeline = this; + changes = 0; } void OpenGLPipelineState::clear() { - if(last_applied) + OpenGLDeviceState &dev_state = Device::get_current().get_state(); + if(dev_state.last_pipeline) { glUseProgram(0); glBindVertexArray(0); - unsigned max_clip_planes = DeviceInfo::get_global().limits.max_clip_planes; - unsigned enabled_clip_planes = static_cast(last_applied)->enabled_clip_planes; - for(unsigned i=0; i>i)&1) - glDisable(GL_CLIP_PLANE0+i); + for(unsigned i=0; iapplied_to = 0; + dev_state.last_pipeline = 0; } }