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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gpu/skia_bindings/gles2_implementation_with_grcontext_support.h"
#include <utility>
#include "gpu/skia_bindings/grcontext_for_gles2_interface.h"
#include "third_party/khronos/GLES2/gl2ext.h"
#include "third_party/skia/include/gpu/ganesh/GrDirectContext.h"
namespace skia_bindings {
GLES2ImplementationWithGrContextSupport::
GLES2ImplementationWithGrContextSupport(
gpu::gles2::GLES2CmdHelper* helper,
scoped_refptr<gpu::gles2::ShareGroup> share_group,
gpu::TransferBufferInterface* transfer_buffer,
bool bind_generates_resource,
bool lose_context_when_out_of_memory,
bool support_client_side_arrays,
gpu::GpuControl* gpu_control)
: GLES2Implementation(helper,
std::move(share_group),
transfer_buffer,
bind_generates_resource,
lose_context_when_out_of_memory,
support_client_side_arrays,
gpu_control) {}
GLES2ImplementationWithGrContextSupport::
~GLES2ImplementationWithGrContextSupport() {}
bool GLES2ImplementationWithGrContextSupport::HasGrContextSupport() const {
return true;
}
void GLES2ImplementationWithGrContextSupport::ResetGrContextIfNeeded(
uint32_t dirty_bits) {
if (gr_context_ && !using_gl_from_skia_) {
gr_context_->resetContext(dirty_bits);
}
}
void GLES2ImplementationWithGrContextSupport::SetGrContext(
GrDirectContext* gr) {
DCHECK(!gr || !gr_context_); // Cant have multiple linked GrContexts
gr_context_ = gr;
}
void GLES2ImplementationWithGrContextSupport::WillCallGLFromSkia() {
using_gl_from_skia_ = true;
}
void GLES2ImplementationWithGrContextSupport::DidCallGLFromSkia() {
using_gl_from_skia_ = false;
}
// Calls that invalidate kRenderTarget_GrGLBackendState
void GLES2ImplementationWithGrContextSupport::BindFramebuffer(
GLenum target,
GLuint framebuffer) {
BaseClass::BindFramebuffer(target, framebuffer);
ResetGrContextIfNeeded(kRenderTarget_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::BindRenderbuffer(
GLenum target,
GLuint renderbuffer) {
BaseClass::BindRenderbuffer(target, renderbuffer);
ResetGrContextIfNeeded(kRenderTarget_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::DiscardFramebufferEXT(
GLenum target,
GLsizei count,
const GLenum* attachments) {
BaseClass::DiscardFramebufferEXT(target, count, attachments);
ResetGrContextIfNeeded(kRenderTarget_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::DeleteFramebuffers(
GLsizei n,
const GLuint* framebuffers) {
BaseClass::DeleteFramebuffers(n, framebuffers);
ResetGrContextIfNeeded(kRenderTarget_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::DeleteRenderbuffers(
GLsizei n,
const GLuint* renderbuffers) {
BaseClass::DeleteRenderbuffers(n, renderbuffers);
ResetGrContextIfNeeded(kRenderTarget_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::FramebufferTexture2D(
GLenum target,
GLenum attachment,
GLenum textarget,
GLuint texture,
GLint level) {
BaseClass::FramebufferTexture2D(target, attachment, textarget, texture,
level);
ResetGrContextIfNeeded(kRenderTarget_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::FramebufferTextureLayer(
GLenum target,
GLenum attachment,
GLuint texture,
GLint level,
GLint layer) {
BaseClass::FramebufferTextureLayer(target, attachment, texture, level, layer);
ResetGrContextIfNeeded(kRenderTarget_GrGLBackendState);
}
// Calls that invalidate kTextureBinding_GrGLBackendState
void GLES2ImplementationWithGrContextSupport::BindTexture(GLenum target,
GLuint texture) {
BaseClass::BindTexture(target, texture);
ResetGrContextIfNeeded(kTextureBinding_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::UnlockDiscardableTextureCHROMIUM(
GLuint texture) {
BaseClass::UnlockDiscardableTextureCHROMIUM(texture);
ResetGrContextIfNeeded(kTextureBinding_GrGLBackendState);
}
bool GLES2ImplementationWithGrContextSupport::LockDiscardableTextureCHROMIUM(
GLuint texture) {
bool result = BaseClass::LockDiscardableTextureCHROMIUM(texture);
ResetGrContextIfNeeded(kTextureBinding_GrGLBackendState);
return result;
}
void GLES2ImplementationWithGrContextSupport::DeleteTextures(
GLsizei n,
const GLuint* textures) {
BaseClass::DeleteTextures(n, textures);
ResetGrContextIfNeeded(kTextureBinding_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::ActiveTexture(GLenum texture) {
BaseClass::ActiveTexture(texture);
ResetGrContextIfNeeded(kTextureBinding_GrGLBackendState);
}
// Calls that invalidate kView_GrGLBackendState
void GLES2ImplementationWithGrContextSupport::Scissor(GLint x,
GLint y,
GLsizei width,
GLsizei height) {
BaseClass::Scissor(x, y, width, height);
ResetGrContextIfNeeded(kView_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::Viewport(GLint x,
GLint y,
GLsizei width,
GLsizei height) {
BaseClass::Viewport(x, y, width, height);
ResetGrContextIfNeeded(kView_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::WindowRectanglesEXT(
GLenum mode,
GLsizei count,
const GLint* box) {
BaseClass::WindowRectanglesEXT(mode, count, box);
ResetGrContextIfNeeded(kView_GrGLBackendState);
}
// Calls that invalidate kBlend_GrGLBackendState
void GLES2ImplementationWithGrContextSupport::BlendColor(GLclampf red,
GLclampf green,
GLclampf blue,
GLclampf alpha) {
BaseClass::BlendColor(red, green, blue, alpha);
ResetGrContextIfNeeded(kBlend_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::BlendEquation(GLenum mode) {
BaseClass::BlendEquation(mode);
ResetGrContextIfNeeded(kBlend_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::BlendEquationSeparate(
GLenum modeRGB,
GLenum modeAlpha) {
BaseClass::BlendEquationSeparate(modeRGB, modeAlpha);
ResetGrContextIfNeeded(kBlend_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::BlendFunc(GLenum sfactor,
GLenum dfactor) {
BaseClass::BlendFunc(sfactor, dfactor);
ResetGrContextIfNeeded(kBlend_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::BlendFuncSeparate(
GLenum srcRGB,
GLenum dstRGB,
GLenum srcAlpha,
GLenum dstAlpha) {
BaseClass::BlendFuncSeparate(srcRGB, dstRGB, srcAlpha, dstAlpha);
ResetGrContextIfNeeded(kBlend_GrGLBackendState);
}
// Calls that invalidate kVertex_GrGLBackendState
void GLES2ImplementationWithGrContextSupport::BindVertexArrayOES(GLuint array) {
BaseClass::BindVertexArrayOES(array);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::DeleteVertexArraysOES(
GLsizei n,
const GLuint* arrays) {
BaseClass::DeleteVertexArraysOES(n, arrays);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttribDivisorANGLE(
GLuint index,
GLuint divisor) {
BaseClass::VertexAttribDivisorANGLE(index, divisor);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::DisableVertexAttribArray(
GLuint index) {
BaseClass::DisableVertexAttribArray(index);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::EnableVertexAttribArray(
GLuint index) {
BaseClass::EnableVertexAttribArray(index);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttrib1f(GLuint indx,
GLfloat x) {
BaseClass::VertexAttrib1f(indx, x);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttrib1fv(
GLuint indx,
const GLfloat* values) {
BaseClass::VertexAttrib1fv(indx, values);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttrib2f(GLuint indx,
GLfloat x,
GLfloat y) {
BaseClass::VertexAttrib2f(indx, x, y);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttrib2fv(
GLuint indx,
const GLfloat* values) {
BaseClass::VertexAttrib2fv(indx, values);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttrib3f(GLuint indx,
GLfloat x,
GLfloat y,
GLfloat z) {
BaseClass::VertexAttrib3f(indx, x, y, z);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttrib3fv(
GLuint indx,
const GLfloat* values) {
BaseClass::VertexAttrib3fv(indx, values);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttrib4f(GLuint indx,
GLfloat x,
GLfloat y,
GLfloat z,
GLfloat w) {
BaseClass::VertexAttrib4f(indx, x, y, z, w);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttrib4fv(
GLuint indx,
const GLfloat* values) {
BaseClass::VertexAttrib4fv(indx, values);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttribI4i(GLuint indx,
GLint x,
GLint y,
GLint z,
GLint w) {
BaseClass::VertexAttribI4i(indx, x, y, z, w);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttribI4iv(
GLuint indx,
const GLint* values) {
BaseClass::VertexAttribI4iv(indx, values);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttribI4ui(GLuint indx,
GLuint x,
GLuint y,
GLuint z,
GLuint w) {
BaseClass::VertexAttribI4ui(indx, x, y, z, w);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttribI4uiv(
GLuint indx,
const GLuint* values) {
BaseClass::VertexAttribI4uiv(indx, values);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttribIPointer(
GLuint indx,
GLint size,
GLenum type,
GLsizei stride,
const void* ptr) {
BaseClass::VertexAttribIPointer(indx, size, type, stride, ptr);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::VertexAttribPointer(
GLuint indx,
GLint size,
GLenum type,
GLboolean normalized,
GLsizei stride,
const void* ptr) {
BaseClass::VertexAttribPointer(indx, size, type, normalized, stride, ptr);
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
}
// Calls that invalidate kStencil_GrGLBackendState
void GLES2ImplementationWithGrContextSupport::StencilFunc(GLenum func,
GLint ref,
GLuint mask) {
BaseClass::StencilFunc(func, ref, mask);
ResetGrContextIfNeeded(kStencil_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::StencilFuncSeparate(GLenum face,
GLenum func,
GLint ref,
GLuint mask) {
BaseClass::StencilFuncSeparate(face, func, ref, mask);
ResetGrContextIfNeeded(kStencil_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::StencilMask(GLuint mask) {
BaseClass::StencilMask(mask);
ResetGrContextIfNeeded(kStencil_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::StencilMaskSeparate(GLenum face,
GLuint mask) {
BaseClass::StencilMaskSeparate(face, mask);
ResetGrContextIfNeeded(kStencil_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::StencilOp(GLenum fail,
GLenum zfail,
GLenum zpass) {
BaseClass::StencilOp(fail, zfail, zpass);
ResetGrContextIfNeeded(kStencil_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::StencilOpSeparate(GLenum face,
GLenum fail,
GLenum zfail,
GLenum zpass) {
BaseClass::StencilOpSeparate(face, fail, zfail, zpass);
ResetGrContextIfNeeded(kStencil_GrGLBackendState);
}
// Calls that invalidate kPixelStore_GrGLBackendState
void GLES2ImplementationWithGrContextSupport::PixelStorei(GLenum pname,
GLint param) {
BaseClass::PixelStorei(pname, param);
ResetGrContextIfNeeded(kPixelStore_GrGLBackendState);
}
// Calls that invalidate kProgram_GrGLBackendState
void GLES2ImplementationWithGrContextSupport::UseProgram(GLuint program) {
BaseClass::UseProgram(program);
ResetGrContextIfNeeded(kProgram_GrGLBackendState);
}
// Calls that invalidate kMisc_GrGLBackendState
void GLES2ImplementationWithGrContextSupport::DepthMask(GLboolean flag) {
BaseClass::DepthMask(flag);
ResetGrContextIfNeeded(kMisc_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::FrontFace(GLenum mode) {
BaseClass::FrontFace(mode);
ResetGrContextIfNeeded(kMisc_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::LineWidth(GLfloat width) {
BaseClass::LineWidth(width);
ResetGrContextIfNeeded(kMisc_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::ColorMask(GLboolean red,
GLboolean green,
GLboolean blue,
GLboolean alpha) {
BaseClass::ColorMask(red, green, blue, alpha);
ResetGrContextIfNeeded(kMisc_GrGLBackendState);
}
// Calls that invalidate many flags
void GLES2ImplementationWithGrContextSupport::BindBuffer(GLenum target,
GLuint buffer) {
WillBindBuffer(target);
BaseClass::BindBuffer(target, buffer);
}
void GLES2ImplementationWithGrContextSupport::BindBufferBase(GLenum target,
GLuint index,
GLuint buffer) {
WillBindBuffer(target);
BaseClass::BindBufferBase(target, index, buffer);
}
void GLES2ImplementationWithGrContextSupport::BindBufferRange(GLenum target,
GLuint index,
GLuint buffer,
GLintptr offset,
GLsizeiptr size) {
WillBindBuffer(target);
BaseClass::BindBufferRange(target, index, buffer, offset, size);
}
void GLES2ImplementationWithGrContextSupport::WillBindBuffer(GLenum target) {
switch (target) {
case GL_ELEMENT_ARRAY_BUFFER:
case GL_ARRAY_BUFFER:
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
break;
case GL_TEXTURE_BUFFER_OES:
// case GL_DRAW_INDIRECT_BUFFER:
case GL_PIXEL_UNPACK_BUFFER:
case GL_PIXEL_PACK_BUFFER:
ResetGrContextIfNeeded(kMisc_GrGLBackendState);
break;
default:
break;
}
}
void GLES2ImplementationWithGrContextSupport::DeleteBuffers(
GLsizei n,
const GLuint* buffers) {
BaseClass::DeleteBuffers(n, buffers);
ResetGrContextIfNeeded(kVertex_GrGLBackendState | kMisc_GrGLBackendState);
}
void GLES2ImplementationWithGrContextSupport::Disable(GLenum cap) {
WillEnableOrDisable(cap);
BaseClass::Disable(cap);
}
void GLES2ImplementationWithGrContextSupport::Enable(GLenum cap) {
WillEnableOrDisable(cap);
BaseClass::Enable(cap);
}
void GLES2ImplementationWithGrContextSupport::WillEnableOrDisable(GLenum cap) {
switch (cap) {
case GL_FRAMEBUFFER_SRGB_EXT:
ResetGrContextIfNeeded(kRenderTarget_GrGLBackendState);
break;
case GL_SCISSOR_TEST:
ResetGrContextIfNeeded(kView_GrGLBackendState);
break;
case GL_BLEND:
ResetGrContextIfNeeded(kBlend_GrGLBackendState);
break;
case GL_MULTISAMPLE_EXT:
ResetGrContextIfNeeded(kMSAAEnable_GrGLBackendState);
break;
case GL_STENCIL_TEST:
ResetGrContextIfNeeded(kStencil_GrGLBackendState);
break;
case GL_PRIMITIVE_RESTART_FIXED_INDEX:
ResetGrContextIfNeeded(kVertex_GrGLBackendState);
break;
case GL_DEPTH_TEST:
case GL_CULL_FACE:
case GL_DITHER:
// Commented-out non-ES bits that skia cares about
// case GL_POINT_SMOOTH:
// case GL_LINE_SMOOTH:
// case GL_POLYGON_SMOOTH:
// case GL_POLYGON_STIPPLE:
// case GL_COLOR_LOGIC_OP:
// case GL_INDEX_LOGIC_OP:
// case GL_COLOR_TABLE:
// case GL_VERTEX_PROGRAM_POINT_SIZE:
case GL_POLYGON_OFFSET_FILL:
case GL_FETCH_PER_SAMPLE_ARM:
ResetGrContextIfNeeded(kMisc_GrGLBackendState);
break;
default:
break;
}
}
} // namespace skia_bindings
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