The Tor Browser: gfx/layers/d3d10/ColorLayerD3D10.cpp@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-

     2  * This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "ColorLayerD3D10.h"

     8 #include "../d3d9/Nv3DVUtils.h"

    10 namespace mozilla {

    11 namespace layers {

    13 ColorLayerD3D10::ColorLayerD3D10(LayerManagerD3D10 *aManager)

    14   : ColorLayer(aManager, nullptr)

    15   , LayerD3D10(aManager)

    16 {

    17   mImplData = static_cast<LayerD3D10*>(this);

    18 }

    20 Layer*

    21 ColorLayerD3D10::GetLayer()

    22 {

    23   return this;

    24 }

    26 void

    27 ColorLayerD3D10::RenderLayer()

    28 {

    29   float color[4];

    30   // output color is premultiplied, so we need to adjust all channels.

    31   // mColor is not premultiplied.

    32   float opacity = GetEffectiveOpacity() * mColor.a;

    33   color[0] = (float)(mColor.r * opacity);

    34   color[1] = (float)(mColor.g * opacity);

    35   color[2] = (float)(mColor.b * opacity);

    36   color[3] = opacity;

    38   const gfx::Matrix4x4& transform = GetEffectiveTransform();

    39   void* raw = &const_cast<gfx::Matrix4x4&>(transform)._11;

    40   effect()->GetVariableByName("mLayerTransform")->SetRawValue(raw, 0, 64);

    41   effect()->GetVariableByName("fLayerColor")->AsVector()->SetFloatVector(color);

    43   ID3D10EffectTechnique *technique = SelectShader(SHADER_SOLID | LoadMaskTexture());

    45   nsIntRect bounds = GetBounds();

    47   effect()->GetVariableByName("vLayerQuad")->AsVector()->SetFloatVector(

    48     ShaderConstantRectD3D10(

    49       (float)bounds.x,

    50       (float)bounds.y,

    51       (float)bounds.width,

    52       (float)bounds.height)

    53     );

    55   technique->GetPassByIndex(0)->Apply(0);

    56   device()->Draw(4, 0);

    57 }

    59 } /* layers */

    60 } /* mozilla */

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