mirror of
https://github.com/classilla/tenfourfox.git
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229 lines
6.3 KiB
C++
229 lines
6.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "WebGL2Context.h"
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#include "WebGLSampler.h"
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#include "GLContext.h"
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namespace mozilla {
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already_AddRefed<WebGLSampler>
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WebGL2Context::CreateSampler()
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{
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if (IsContextLost())
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return nullptr;
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GLuint sampler;
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MakeContextCurrent();
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gl->fGenSamplers(1, &sampler);
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RefPtr<WebGLSampler> globj = new WebGLSampler(this, sampler);
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return globj.forget();
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}
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void
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WebGL2Context::DeleteSampler(WebGLSampler* sampler)
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{
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if (IsContextLost())
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return;
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if (!ValidateObjectAllowDeletedOrNull("deleteSampler", sampler))
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return;
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if (!sampler || sampler->IsDeleted())
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return;
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for (int n = 0; n < mGLMaxTextureUnits; n++) {
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if (mBoundSamplers[n] == sampler) {
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mBoundSamplers[n] = nullptr;
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}
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}
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sampler->RequestDelete();
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}
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bool
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WebGL2Context::IsSampler(WebGLSampler* sampler)
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{
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if (IsContextLost())
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return false;
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if (!sampler)
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return false;
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if (!ValidateObjectAllowDeleted("isSampler", sampler))
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return false;
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if (sampler->IsDeleted())
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return false;
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MakeContextCurrent();
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return gl->fIsSampler(sampler->mGLName);
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}
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void
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WebGL2Context::BindSampler(GLuint unit, WebGLSampler* sampler)
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{
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if (IsContextLost())
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return;
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if (!ValidateObjectAllowDeletedOrNull("bindSampler", sampler))
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return;
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if (GLint(unit) >= mGLMaxTextureUnits)
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return ErrorInvalidValue("bindSampler: unit must be < %d", mGLMaxTextureUnits);
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if (sampler && sampler->IsDeleted())
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return ErrorInvalidOperation("bindSampler: binding deleted sampler");
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WebGLContextUnchecked::BindSampler(unit, sampler);
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mBoundSamplers[unit] = sampler;
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}
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void
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WebGL2Context::SamplerParameteri(WebGLSampler* sampler, GLenum pname, GLint param)
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{
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if (IsContextLost())
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return;
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if (!sampler || sampler->IsDeleted())
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return ErrorInvalidOperation("samplerParameteri: invalid sampler");
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if (!ValidateSamplerParameterParams(pname, WebGLIntOrFloat(param), "samplerParameteri"))
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return;
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WebGLContextUnchecked::SamplerParameteri(sampler, pname, param);
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}
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void
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WebGL2Context::SamplerParameteriv(WebGLSampler* sampler, GLenum pname, const dom::Int32Array& param)
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{
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if (IsContextLost())
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return;
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if (!sampler || sampler->IsDeleted())
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return ErrorInvalidOperation("samplerParameteriv: invalid sampler");
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param.ComputeLengthAndData();
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if (param.Length() < 1)
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return /* TODO(djg): Error message */;
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/* TODO(djg): All of these calls in ES3 only take 1 param */
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if (!ValidateSamplerParameterParams(pname, WebGLIntOrFloat(param.Data()[0]), "samplerParameteriv"))
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return;
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WebGLContextUnchecked::SamplerParameteriv(sampler, pname, param.Data());
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}
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void
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WebGL2Context::SamplerParameteriv(WebGLSampler* sampler, GLenum pname, const dom::Sequence<GLint>& param)
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{
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if (IsContextLost())
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return;
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if (!sampler || sampler->IsDeleted())
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return ErrorInvalidOperation("samplerParameteriv: invalid sampler");
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if (param.Length() < 1)
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return /* TODO(djg): Error message */;
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/* TODO(djg): All of these calls in ES3 only take 1 param */
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if (!ValidateSamplerParameterParams(pname, WebGLIntOrFloat(param[0]), "samplerParameteriv"))
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return;
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WebGLContextUnchecked::SamplerParameteriv(sampler, pname, param.Elements());
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}
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void
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WebGL2Context::SamplerParameterf(WebGLSampler* sampler, GLenum pname, GLfloat param)
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{
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if (IsContextLost())
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return;
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if (!sampler || sampler->IsDeleted())
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return ErrorInvalidOperation("samplerParameterf: invalid sampler");
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if (!ValidateSamplerParameterParams(pname, WebGLIntOrFloat(param), "samplerParameterf"))
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return;
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WebGLContextUnchecked::SamplerParameterf(sampler, pname, param);
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}
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void
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WebGL2Context::SamplerParameterfv(WebGLSampler* sampler, GLenum pname, const dom::Float32Array& param)
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{
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if (IsContextLost())
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return;
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if (!sampler || sampler->IsDeleted())
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return ErrorInvalidOperation("samplerParameterfv: invalid sampler");
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param.ComputeLengthAndData();
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if (param.Length() < 1)
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return /* TODO(djg): Error message */;
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/* TODO(djg): All of these calls in ES3 only take 1 param */
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if (!ValidateSamplerParameterParams(pname, WebGLIntOrFloat(param.Data()[0]), "samplerParameterfv"))
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return;
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WebGLContextUnchecked::SamplerParameterfv(sampler, pname, param.Data());
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}
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void
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WebGL2Context::SamplerParameterfv(WebGLSampler* sampler, GLenum pname, const dom::Sequence<GLfloat>& param)
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{
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if (IsContextLost())
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return;
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if (!sampler || sampler->IsDeleted())
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return ErrorInvalidOperation("samplerParameterfv: invalid sampler");
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if (param.Length() < 1)
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return /* TODO(djg): Error message */;
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/* TODO(djg): All of these calls in ES3 only take 1 param */
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if (!ValidateSamplerParameterParams(pname, WebGLIntOrFloat(param[0]), "samplerParameterfv"))
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return;
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WebGLContextUnchecked::SamplerParameterfv(sampler, pname, param.Elements());
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}
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void
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WebGL2Context::GetSamplerParameter(JSContext*, WebGLSampler* sampler, GLenum pname, JS::MutableHandleValue retval)
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{
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if (IsContextLost())
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return;
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if (!sampler || sampler->IsDeleted())
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return ErrorInvalidOperation("getSamplerParameter: invalid sampler");
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if (!ValidateSamplerParameterName(pname, "getSamplerParameter"))
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return;
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retval.set(JS::NullValue());
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switch (pname) {
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case LOCAL_GL_TEXTURE_MIN_FILTER:
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case LOCAL_GL_TEXTURE_MAG_FILTER:
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case LOCAL_GL_TEXTURE_WRAP_S:
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case LOCAL_GL_TEXTURE_WRAP_T:
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case LOCAL_GL_TEXTURE_WRAP_R:
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case LOCAL_GL_TEXTURE_COMPARE_MODE:
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case LOCAL_GL_TEXTURE_COMPARE_FUNC:
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retval.set(JS::Int32Value(
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WebGLContextUnchecked::GetSamplerParameteriv(sampler, pname)));
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return;
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case LOCAL_GL_TEXTURE_MIN_LOD:
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case LOCAL_GL_TEXTURE_MAX_LOD:
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retval.set(JS::Float32Value(
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WebGLContextUnchecked::GetSamplerParameterfv(sampler, pname)));
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return;
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}
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}
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} // namespace mozilla
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