Move all non-program cache functions out of GrGpuGL_program.cpp

src/gpu/gl/GrGpuGL.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "GrGpuGL.h"
 #include "GrGLStencilBuffer.h"
@@ skipping 1326 matching lines @@
                 fHWScissorSettings.fEnabled = kYes_TriState;
             }
             return;
         }
     }
 
     // See fall through note above
     this->disableScissor();
 }
 
+bool GrGpuGL::flushGraphicsState(const GrOptDrawState& optState) {
+    // GrGpu::setupClipAndFlushState should have already checked this and bailed if not true.
+    SkASSERT(optState.getRenderTarget());
+
+    if (kStencilPath_DrawType == optState.drawType()) {
+        const GrRenderTarget* rt = optState.getRenderTarget();
+        SkISize size;
+        size.set(rt->width(), rt->height());
+        this->glPathRendering()->setProjectionMatrix(optState.getViewMatrix(), size, rt->origin());
+    } else {
+        this->flushMiscFixedFunctionState(optState);
+
+        fCurrentProgram.reset(fProgramCache->getProgram(optState));
+        if (NULL == fCurrentProgram.get()) {
+            SkDEBUGFAIL("Failed to create program!");
+            return false;
+        }
+
+        fCurrentProgram.get()->ref();
+
+        GrGLuint programID = fCurrentProgram->programID();
+        if (fHWProgramID != programID) {
+            GL_CALL(UseProgram(programID));
+            fHWProgramID = programID;
+        }
+
+        this->flushBlend(optState);
+
+        fCurrentProgram->setData(optState);
+    }
+
+    GrGLRenderTarget* glRT = static_cast<GrGLRenderTarget*>(optState.getRenderTarget());
+    this->flushStencil(optState.getStencil(), optState.drawType());
+    this->flushScissor(optState.getScissorState(), glRT->getViewport(), glRT->origin());
+    this->flushAAState(optState);
+
+    // This must come after textures are flushed because a texture may need
+    // to be msaa-resolved (which will modify bound FBO state).
+    this->flushRenderTarget(glRT, NULL);
+
+    return true;
+}
+
+void GrGpuGL::setupGeometry(const GrOptDrawState& optState,
+                            const GrDrawTarget::DrawInfo& info,
+                            size_t* indexOffsetInBytes) {
+    GrGLVertexBuffer* vbuf;
+    vbuf = (GrGLVertexBuffer*) info.vertexBuffer();
+
+    SkASSERT(vbuf);
+    SkASSERT(!vbuf->isMapped());
+
+    GrGLIndexBuffer* ibuf = NULL;
+    if (info.isIndexed()) {
+        SkASSERT(indexOffsetInBytes);
+
+        *indexOffsetInBytes = 0;
+        ibuf = (GrGLIndexBuffer*)info.indexBuffer();
+
+        SkASSERT(ibuf);
+        SkASSERT(!ibuf->isMapped());
+        *indexOffsetInBytes += ibuf->baseOffset();
+    }
+    GrGLAttribArrayState* attribState =
+        fHWGeometryState.bindArrayAndBuffersToDraw(this, vbuf, ibuf);
+
+    if (fCurrentProgram->hasVertexShader()) {
+        const GrGeometryProcessor* gp = optState.getGeometryProcessor();
+
+        GrGLsizei stride = static_cast<GrGLsizei>(gp->getVertexStride());
+
+        size_t vertexOffsetInBytes = stride * info.startVertex();
+
+        vertexOffsetInBytes += vbuf->baseOffset();
+
+        const SkTArray<GrGeometryProcessor::GrAttribute, true>& attribs = gp->getAttribs();
+        int vaCount = attribs.count();
+        uint32_t usedAttribArraysMask = 0;
+        size_t offset = 0;
+
+        for (int attribIndex = 0; attribIndex < vaCount; attribIndex++) {
+            usedAttribArraysMask |= (1 << attribIndex);
+            GrVertexAttribType attribType = attribs[attribIndex].fType;
+            attribState->set(this,
+                             attribIndex,
+                             vbuf,
+                             GrGLAttribTypeToLayout(attribType).fCount,
+                             GrGLAttribTypeToLayout(attribType).fType,
+                             GrGLAttribTypeToLayout(attribType).fNormalized,
+                             stride,
+                             reinterpret_cast<GrGLvoid*>(vertexOffsetInBytes + offset));
+            offset += attribs[attribIndex].fOffset;
+        }
+        attribState->disableUnusedArrays(this, usedAttribArraysMask);
+    }
+}
+
+void GrGpuGL::buildProgramDesc(const GrOptDrawState& optState,
+                               const GrProgramDesc::DescInfo& descInfo,
+                               GrGpu::DrawType drawType,
+                               GrProgramDesc* desc) {
+    if (!GrGLProgramDescBuilder::Build(optState, descInfo, drawType, this, desc)) {
+        SkDEBUGFAIL("Failed to generate GL program descriptor");
+    }
+}
+
 void GrGpuGL::disableScissor() {
     if (kNo_TriState != fHWScissorSettings.fEnabled) {
         GL_CALL(Disable(GR_GL_SCISSOR_TEST));
         fHWScissorSettings.fEnabled = kNo_TriState;
         return;
     }
 }
 
 void GrGpuGL::onClear(GrRenderTarget* target, const SkIRect* rect, GrColor color,
                       bool canIgnoreRect) {
@@ skipping 1232 matching lines @@
             this->setVertexArrayID(gpu, 0);
         }
         int attrCount = gpu->glCaps().maxVertexAttributes();
         if (fDefaultVertexArrayAttribState.count() != attrCount) {
             fDefaultVertexArrayAttribState.resize(attrCount);
         }
         attribState = &fDefaultVertexArrayAttribState;
     }
     return attribState;
 }