forked from mirrors/gecko-dev
49926cf5f0
* Multiview detach shouldn't check for INVALID_VALUE. * Forbid blitting to multiview. * GetSamplerParameter(ANISOTROPIC) should work, modulo enabledness. Differential Revision: https://phabricator.services.mozilla.com/D63743 --HG-- extra : moz-landing-system : lando
103 lines
2.9 KiB
C++
103 lines
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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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RefPtr<WebGLSampler> WebGL2Context::CreateSampler() {
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const FuncScope funcScope(*this, "createSampler");
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if (IsContextLost()) return nullptr;
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return new WebGLSampler(this);
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}
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void WebGL2Context::BindSampler(GLuint unit, WebGLSampler* sampler) {
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FuncScope funcScope(*this, "bindSampler");
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if (IsContextLost()) return;
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funcScope.mBindFailureGuard = true;
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if (sampler && !ValidateObject("sampler", *sampler)) return;
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if (unit >= mBoundSamplers.Length())
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return ErrorInvalidValue("unit must be < %u", mBoundSamplers.Length());
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////
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gl->fBindSampler(unit, sampler ? sampler->mGLName : 0);
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mBoundSamplers[unit] = sampler;
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funcScope.mBindFailureGuard = false;
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}
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void WebGL2Context::SamplerParameteri(WebGLSampler& sampler, GLenum pname,
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GLint param) {
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const FuncScope funcScope(*this, "samplerParameteri");
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if (IsContextLost()) return;
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if (!ValidateObject("sampler", sampler)) return;
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sampler.SamplerParameter(pname, FloatOrInt(param));
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}
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void WebGL2Context::SamplerParameterf(WebGLSampler& sampler, GLenum pname,
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GLfloat param) {
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const FuncScope funcScope(*this, "samplerParameterf");
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if (IsContextLost()) return;
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if (!ValidateObject("sampler", sampler)) return;
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sampler.SamplerParameter(pname, FloatOrInt(param));
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}
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Maybe<double> WebGL2Context::GetSamplerParameter(const WebGLSampler& sampler,
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GLenum pname) const {
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const FuncScope funcScope(*this, "getSamplerParameter");
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if (IsContextLost()) return {};
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if (!ValidateObject("sampler", sampler)) return {};
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////
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const auto fnAsFloat = [&]() {
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GLfloat param = 0;
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gl->fGetSamplerParameterfv(sampler.mGLName, pname, ¶m);
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return param;
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};
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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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GLint param = 0;
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gl->fGetSamplerParameteriv(sampler.mGLName, pname, ¶m);
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return Some(param);
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}
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case LOCAL_GL_TEXTURE_MIN_LOD:
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case LOCAL_GL_TEXTURE_MAX_LOD:
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return Some(fnAsFloat());
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case LOCAL_GL_TEXTURE_MAX_ANISOTROPY:
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if (!IsExtensionEnabled(
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WebGLExtensionID::EXT_texture_filter_anisotropic)) {
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break;
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}
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return Some(fnAsFloat());
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default:
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break;
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}
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ErrorInvalidEnumInfo("pname", pname);
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return {};
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}
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} // namespace mozilla
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