void FECustomFilter::bindProgramAndBuffers(Uint8ClampedArray* srcPixelArray)
{
m_context->useProgram(m_shader->program());
if (m_shader->samplerLocation() != -1) {
m_context->activeTexture(GraphicsContext3D::TEXTURE0);
m_context->uniform1i(m_shader->samplerLocation(), 0);
m_inputTexture->load(srcPixelArray->data());
m_inputTexture->bindTile(0);
}
if (m_shader->projectionMatrixLocation() != -1) {
TransformationMatrix projectionMatrix;
orthogonalProjectionMatrix(projectionMatrix, -0.5, 0.5, -0.5, 0.5);
float glProjectionMatrix[16];
projectionMatrix.toColumnMajorFloatArray(glProjectionMatrix);
m_context->uniformMatrix4fv(m_shader->projectionMatrixLocation(), 1, false, &glProjectionMatrix[0]);
}
m_context->bindBuffer(GraphicsContext3D::ARRAY_BUFFER, m_mesh->verticesBufferObject());
m_context->bindBuffer(GraphicsContext3D::ELEMENT_ARRAY_BUFFER, m_mesh->elementsBufferObject());
unsigned offset = 0;
bindVertexAttribute(m_shader->positionAttribLocation(), 4, offset);
bindVertexAttribute(m_shader->texAttribLocation(), 2, offset);
bindVertexAttribute(m_shader->meshAttribLocation(), 2, offset);
if (m_meshType == CustomFilterOperation::DETACHED)
bindVertexAttribute(m_shader->triangleAttribLocation(), 3, offset);
bindProgramParameters();
}
void CustomFilterRenderer::bindProgramAndBuffers(Platform3DObject inputTexture)
{
ASSERT(m_compiledProgram->isInitialized());
m_context->useProgram(m_compiledProgram->program());
if (programNeedsInputTexture()) {
// We should be binding the DOM element texture sampler only if the author is using the CSS mix function.
ASSERT(m_programType == PROGRAM_TYPE_BLENDS_ELEMENT_TEXTURE);
ASSERT(m_compiledProgram->samplerLocation() != -1);
m_context->activeTexture(GraphicsContext3D::TEXTURE0);
m_context->uniform1i(m_compiledProgram->samplerLocation(), 0);
m_context->bindTexture(GraphicsContext3D::TEXTURE_2D, inputTexture);
m_context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_MIN_FILTER, GraphicsContext3D::LINEAR);
m_context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_MAG_FILTER, GraphicsContext3D::LINEAR);
m_context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_WRAP_S, GraphicsContext3D::CLAMP_TO_EDGE);
m_context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_WRAP_T, GraphicsContext3D::CLAMP_TO_EDGE);
}
if (m_compiledProgram->projectionMatrixLocation() != -1) {
TransformationMatrix projectionMatrix;
orthogonalProjectionMatrix(projectionMatrix, -0.5, 0.5, -0.5, 0.5);
float glProjectionMatrix[16];
projectionMatrix.toColumnMajorFloatArray(glProjectionMatrix);
m_context->uniformMatrix4fv(m_compiledProgram->projectionMatrixLocation(), 1, false, &glProjectionMatrix[0]);
}
ASSERT(m_meshColumns);
ASSERT(m_meshRows);
if (m_compiledProgram->meshSizeLocation() != -1)
m_context->uniform2f(m_compiledProgram->meshSizeLocation(), m_meshColumns, m_meshRows);
if (m_compiledProgram->tileSizeLocation() != -1)
m_context->uniform2f(m_compiledProgram->tileSizeLocation(), 1.0 / m_meshColumns, 1.0 / m_meshRows);
if (m_compiledProgram->meshBoxLocation() != -1) {
// FIXME: This will change when filter margins will be implemented,
// see https://bugs.webkit.org/show_bug.cgi?id=71400
m_context->uniform4f(m_compiledProgram->meshBoxLocation(), -0.5, -0.5, 1.0, 1.0);
}
if (m_compiledProgram->samplerSizeLocation() != -1)
m_context->uniform2f(m_compiledProgram->samplerSizeLocation(), m_contextSize.width(), m_contextSize.height());
m_context->bindBuffer(GraphicsContext3D::ARRAY_BUFFER, m_mesh->verticesBufferObject());
m_context->bindBuffer(GraphicsContext3D::ELEMENT_ARRAY_BUFFER, m_mesh->elementsBufferObject());
bindVertexAttribute(m_compiledProgram->positionAttribLocation(), PositionAttribSize, PositionAttribOffset);
bindVertexAttribute(m_compiledProgram->texAttribLocation(), TexAttribSize, TexAttribOffset);
bindVertexAttribute(m_compiledProgram->meshAttribLocation(), MeshAttribSize, MeshAttribOffset);
if (m_meshType == MeshTypeDetached)
bindVertexAttribute(m_compiledProgram->triangleAttribLocation(), TriangleAttribSize, TriangleAttribOffset);
bindProgramParameters();
}
void FECustomFilter::bindProgramAndBuffers(Uint8ClampedArray* srcPixelArray)
{
ASSERT(m_compiledProgram->isInitialized());
m_context->useProgram(m_compiledProgram->program());
if (m_compiledProgram->samplerLocation() != -1) {
m_context->activeTexture(GraphicsContext3D::TEXTURE0);
m_context->uniform1i(m_compiledProgram->samplerLocation(), 0);
#if !PLATFORM(BLACKBERRY)
m_inputTexture->load(srcPixelArray->data());
m_inputTexture->bindTile(0);
#else
notImplemented();
#endif
}
if (m_compiledProgram->projectionMatrixLocation() != -1) {
TransformationMatrix projectionMatrix;
orthogonalProjectionMatrix(projectionMatrix, -0.5, 0.5, -0.5, 0.5);
float glProjectionMatrix[16];
projectionMatrix.toColumnMajorFloatArray(glProjectionMatrix);
m_context->uniformMatrix4fv(m_compiledProgram->projectionMatrixLocation(), 1, false, &glProjectionMatrix[0]);
}
m_context->bindBuffer(GraphicsContext3D::ARRAY_BUFFER, m_mesh->verticesBufferObject());
m_context->bindBuffer(GraphicsContext3D::ELEMENT_ARRAY_BUFFER, m_mesh->elementsBufferObject());
// FIXME: Ideally, these should be public members of CustomFilterMesh.
// https://bugs.webkit.org/show_bug.cgi?id=94755
static const unsigned PositionAttribSize = 4;
static const unsigned TexAttribSize = 2;
static const unsigned MeshAttribSize = 2;
static const unsigned TriangleAttribSize = 3;
static const unsigned PositionAttribOffset = 0;
static const unsigned TexAttribOffset = PositionAttribOffset + PositionAttribSize * sizeof(float);
static const unsigned MeshAttribOffset = TexAttribOffset + TexAttribSize * sizeof(float);
static const unsigned TriangleAttribOffset = MeshAttribOffset + MeshAttribSize * sizeof(float);
bindVertexAttribute(m_compiledProgram->positionAttribLocation(), PositionAttribSize, PositionAttribOffset);
bindVertexAttribute(m_compiledProgram->texAttribLocation(), TexAttribSize, TexAttribOffset);
// FIXME: Get rid of the internal tex coord attribute "css_a_texCoord".
// https://bugs.webkit.org/show_bug.cgi?id=94358
bindVertexAttribute(m_compiledProgram->internalTexCoordAttribLocation(), TexAttribSize, TexAttribOffset);
bindVertexAttribute(m_compiledProgram->meshAttribLocation(), MeshAttribSize, MeshAttribOffset);
if (m_meshType == CustomFilterOperation::DETACHED)
bindVertexAttribute(m_compiledProgram->triangleAttribLocation(), TriangleAttribSize, TriangleAttribOffset);
bindProgramParameters();
}
void FECustomFilter::bindProgramAndBuffers(Platform3DObject inputTexture)
{
ASSERT(m_compiledProgram->isInitialized());
m_context->useProgram(m_compiledProgram->program());
if (programNeedsInputTexture()) {
// We should be binding the DOM element texture sampler only if the author is using the CSS mix function.
ASSERT(m_validatedProgram->programInfo().programType() == PROGRAM_TYPE_BLENDS_ELEMENT_TEXTURE);
ASSERT(m_compiledProgram->samplerLocation() != -1);
m_context->activeTexture(GraphicsContext3D::TEXTURE0);
m_context->uniform1i(m_compiledProgram->samplerLocation(), 0);
m_context->bindTexture(GraphicsContext3D::TEXTURE_2D, inputTexture);
m_context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_MIN_FILTER, GraphicsContext3D::LINEAR);
m_context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_MAG_FILTER, GraphicsContext3D::LINEAR);
m_context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_WRAP_S, GraphicsContext3D::CLAMP_TO_EDGE);
m_context->texParameteri(GraphicsContext3D::TEXTURE_2D, GraphicsContext3D::TEXTURE_WRAP_T, GraphicsContext3D::CLAMP_TO_EDGE);
}
if (m_compiledProgram->projectionMatrixLocation() != -1) {
TransformationMatrix projectionMatrix;
orthogonalProjectionMatrix(projectionMatrix, -0.5, 0.5, -0.5, 0.5);
float glProjectionMatrix[16];
projectionMatrix.toColumnMajorFloatArray(glProjectionMatrix);
m_context->uniformMatrix4fv(m_compiledProgram->projectionMatrixLocation(), 1, false, &glProjectionMatrix[0]);
}
ASSERT(m_meshColumns);
ASSERT(m_meshRows);
if (m_compiledProgram->meshSizeLocation() != -1)
m_context->uniform2f(m_compiledProgram->meshSizeLocation(), m_meshColumns, m_meshRows);
if (m_compiledProgram->tileSizeLocation() != -1)
m_context->uniform2f(m_compiledProgram->tileSizeLocation(), 1.0 / m_meshColumns, 1.0 / m_meshRows);
if (m_compiledProgram->meshBoxLocation() != -1) {
// FIXME: This will change when filter margins will be implemented,
// see https://bugs.webkit.org/show_bug.cgi?id=71400
m_context->uniform4f(m_compiledProgram->meshBoxLocation(), -0.5, -0.5, 1.0, 1.0);
}
if (m_compiledProgram->samplerSizeLocation() != -1)
m_context->uniform2f(m_compiledProgram->samplerSizeLocation(), m_contextSize.width(), m_contextSize.height());
m_context->bindBuffer(GraphicsContext3D::ARRAY_BUFFER, m_mesh->verticesBufferObject());
m_context->bindBuffer(GraphicsContext3D::ELEMENT_ARRAY_BUFFER, m_mesh->elementsBufferObject());
// FIXME: Ideally, these should be public members of CustomFilterMesh.
// https://bugs.webkit.org/show_bug.cgi?id=94755
static const unsigned PositionAttribSize = 4;
static const unsigned TexAttribSize = 2;
static const unsigned MeshAttribSize = 2;
static const unsigned TriangleAttribSize = 3;
static const unsigned PositionAttribOffset = 0;
static const unsigned TexAttribOffset = PositionAttribOffset + PositionAttribSize * sizeof(float);
static const unsigned MeshAttribOffset = TexAttribOffset + TexAttribSize * sizeof(float);
static const unsigned TriangleAttribOffset = MeshAttribOffset + MeshAttribSize * sizeof(float);
bindVertexAttribute(m_compiledProgram->positionAttribLocation(), PositionAttribSize, PositionAttribOffset);
bindVertexAttribute(m_compiledProgram->texAttribLocation(), TexAttribSize, TexAttribOffset);
// FIXME: Get rid of the internal tex coord attribute "css_a_texCoord".
// https://bugs.webkit.org/show_bug.cgi?id=94358
bindVertexAttribute(m_compiledProgram->internalTexCoordAttribLocation(), TexAttribSize, TexAttribOffset);
bindVertexAttribute(m_compiledProgram->meshAttribLocation(), MeshAttribSize, MeshAttribOffset);
if (m_meshType == CustomFilterOperation::DETACHED)
bindVertexAttribute(m_compiledProgram->triangleAttribLocation(), TriangleAttribSize, TriangleAttribOffset);
bindProgramParameters();
}
