Move all OpenGL-specific code to a separate directory

[libs/gl.git] / source / core / commands.cpp

diff --git a/source/core/commands.cpp b/source/core/commands.cpp
deleted file mode 100644 (file)
index ebc6394..0000000
--- a/source/core/commands.cpp
+++ /dev/null
@@ -1,125 +0,0 @@
-#include <algorithm>
-#include <msp/gl/extensions/arb_direct_state_access.h>
-#include <msp/gl/extensions/arb_draw_instanced.h>
-#include <msp/gl/extensions/arb_occlusion_query.h>
-#include <msp/gl/extensions/ext_framebuffer_blit.h>
-#include <msp/gl/extensions/ext_framebuffer_object.h>
-#include <msp/gl/extensions/msp_clear_buffer.h>
-#include "batch.h"
-#include "commands.h"
-#include "error.h"
-#include "gl.h"
-#include "pipelinestate.h"
-#include "query.h"
-
-using namespace std;
-
-namespace Msp {
-namespace GL {
-
-Commands::Commands():
-       pipeline_state(0)
-{ }
-
-void Commands::use_pipeline(const PipelineState *ps)
-{
-       pipeline_state = ps;
-       if(!pipeline_state)
-               PipelineState::clear();
-}
-
-void Commands::clear(const ClearValue *values)
-{
-       const Framebuffer *target = pipeline_state->get_framebuffer();
-       if(!target)
-               throw invalid_operation("OpenGLCommands::clear");
-
-       if(!ARB_direct_state_access)
-       {
-               static Require _req(MSP_clear_buffer);
-               pipeline_state->apply();
-       }
-
-       unsigned i = 0;
-       for(FrameAttachment a: target->get_format())
-       {
-               if(get_attach_point(a)==get_attach_point(DEPTH_ATTACHMENT))
-               {
-                       if(ARB_direct_state_access)
-                               glClearNamedFramebufferfv(target->id, GL_DEPTH, 0, &values->depth_stencil.depth);
-                       else
-                               glClearBufferfv(GL_DEPTH, 0, &values->depth_stencil.depth);
-               }
-               else if(get_attach_point(a)==get_attach_point(STENCIL_ATTACHMENT))
-               {
-                       if(ARB_direct_state_access)
-                               glClearNamedFramebufferiv(target->id, GL_STENCIL, 0, &values->depth_stencil.stencil);
-                       else
-                               glClearBufferiv(GL_STENCIL, 0, &values->depth_stencil.stencil);
-               }
-               else
-               {
-                       if(ARB_direct_state_access)
-                               glClearNamedFramebufferfv(target->id, GL_COLOR, i++, &values->color.r);
-                       else
-                               glClearBufferfv(GL_COLOR, i++, &values->color.r);
-               }
-               ++values;
-       }
-}
-
-void Commands::draw(const Batch &batch)
-{
-       pipeline_state->apply();
-       void *data_ptr = reinterpret_cast<void *>(batch.get_offset());
-       glDrawElements(batch.gl_prim_type, batch.size(), batch.gl_index_type, data_ptr);
-}
-
-void Commands::draw_instanced(const Batch &batch, unsigned count)
-{
-       static Require req(ARB_draw_instanced);
-
-       pipeline_state->apply();
-       void *data_ptr = reinterpret_cast<void *>(batch.get_offset());
-       glDrawElementsInstanced(batch.gl_prim_type, batch.size(), batch.gl_index_type, data_ptr, count);
-}
-
-void Commands::resolve_multisample(Framebuffer &target)
-{
-       static Require _req(EXT_framebuffer_blit);
-
-       const Framebuffer *source = pipeline_state->get_framebuffer();
-
-       unsigned width = min(source->get_width(), target.get_width());
-       unsigned height = min(source->get_height(), target.get_height());
-       unsigned buffers = get_gl_buffer_bits(source->get_format())&get_gl_buffer_bits(target.get_format());
-
-       if(ARB_direct_state_access)
-               glBlitNamedFramebuffer(source->id, target.id, 0, 0, width, height, 0, 0, width, height, buffers, GL_NEAREST);
-       else
-       {
-               glBindFramebuffer(GL_READ_FRAMEBUFFER, source->id);
-               glBindFramebuffer(GL_DRAW_FRAMEBUFFER, target.id);
-
-               target.refresh();
-
-               glBlitFramebuffer(0, 0, width, height, 0, 0, width, height, buffers, GL_NEAREST);
-
-               glBindFramebuffer(GL_FRAMEBUFFER, source->id);
-       }
-}
-
-void Commands::begin_query(const QueryPool &pool, unsigned index)
-{
-       if(index>=pool.queries.size())
-               throw out_of_range("OpenGLCommands::begin_query");
-       glBeginQuery(pool.gl_type, pool.queries[index]);
-}
-
-void Commands::end_query(const QueryPool &pool, unsigned)
-{
-       glEndQuery(pool.gl_type);
-}
-
-} // namespace GL
-} // namespace Msp