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Auto merge of #6357 - ecoal95:more-webgl, r=pcwalton

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Blocked on https://github.com/servo/gleam/pull/24

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This commit is contained in:
bors-servo 2015-06-13 15:05:08 -06:00
commit ceaca2e288
16 changed files with 679 additions and 353 deletions
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203
components/canvas/webgl_paint_task.rs
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@ -47,46 +47,90 @@ impl WebGLPaintTask {
pub fn handle_webgl_message(&self, message: CanvasWebGLMsg) {
match message {
CanvasWebGLMsg::GetContextAttributes(sender) => self.get_context_attributes(sender),
CanvasWebGLMsg::AttachShader(program_id, shader_id) => self.attach_shader(program_id, shader_id),
CanvasWebGLMsg::BufferData(buffer_type, data, usage) => self.buffer_data(buffer_type, data, usage),
CanvasWebGLMsg::Clear(mask) => self.clear(mask),
CanvasWebGLMsg::ClearColor(r, g, b, a) => self.clear_color(r, g, b, a),
CanvasWebGLMsg::DrawArrays(mode, first, count) => self.draw_arrays(mode, first, count),
CanvasWebGLMsg::EnableVertexAttribArray(attrib_id) => self.enable_vertex_attrib_array(attrib_id),
CanvasWebGLMsg::GetContextAttributes(sender) =>
self.get_context_attributes(sender),
CanvasWebGLMsg::ActiveTexture(target) =>
self.active_texture(target),
CanvasWebGLMsg::BlendColor(r, g, b, a) =>
self.blend_color(r, g, b, a),
CanvasWebGLMsg::BlendEquation(mode) =>
self.blend_equation(mode),
CanvasWebGLMsg::BlendEquationSeparate(mode_rgb, mode_alpha) =>
self.blend_equation_separate(mode_rgb, mode_alpha),
CanvasWebGLMsg::BlendFunc(src, dest) =>
self.blend_func(src, dest),
CanvasWebGLMsg::BlendFuncSeparate(src_rgb, dest_rgb, src_alpha, dest_alpha) =>
self.blend_func_separate(src_rgb, dest_rgb, src_alpha, dest_alpha),
CanvasWebGLMsg::AttachShader(program_id, shader_id) =>
self.attach_shader(program_id, shader_id),
CanvasWebGLMsg::BufferData(buffer_type, data, usage) =>
self.buffer_data(buffer_type, data, usage),
CanvasWebGLMsg::Clear(mask) =>
self.clear(mask),
CanvasWebGLMsg::ClearColor(r, g, b, a) =>
self.clear_color(r, g, b, a),
CanvasWebGLMsg::DrawArrays(mode, first, count) =>
self.draw_arrays(mode, first, count),
CanvasWebGLMsg::EnableVertexAttribArray(attrib_id) =>
self.enable_vertex_attrib_array(attrib_id),
CanvasWebGLMsg::GetAttribLocation(program_id, name, chan) =>
self.get_attrib_location(program_id, name, chan),
CanvasWebGLMsg::GetShaderInfoLog(shader_id, chan) => self.get_shader_info_log(shader_id, chan),
CanvasWebGLMsg::GetShaderInfoLog(shader_id, chan) =>
self.get_shader_info_log(shader_id, chan),
CanvasWebGLMsg::GetShaderParameter(shader_id, param_id, chan) =>
self.get_shader_parameter(shader_id, param_id, chan),
CanvasWebGLMsg::GetUniformLocation(program_id, name, chan) =>
self.get_uniform_location(program_id, name, chan),
CanvasWebGLMsg::CompileShader(shader_id) => self.compile_shader(shader_id),
CanvasWebGLMsg::CreateBuffer(chan) => self.create_buffer(chan),
CanvasWebGLMsg::CreateFramebuffer(chan) => self.create_framebuffer(chan),
CanvasWebGLMsg::CreateRenderbuffer(chan) => self.create_renderbuffer(chan),
CanvasWebGLMsg::CreateTexture(chan) => self.create_texture(chan),
CanvasWebGLMsg::CreateProgram(chan) => self.create_program(chan),
CanvasWebGLMsg::CreateShader(shader_type, chan) => self.create_shader(shader_type, chan),
CanvasWebGLMsg::DeleteBuffer(id) => self.delete_buffer(id),
CanvasWebGLMsg::DeleteFramebuffer(id) => self.delete_framebuffer(id),
CanvasWebGLMsg::DeleteRenderbuffer(id) => self.delete_renderbuffer(id),
CanvasWebGLMsg::DeleteTexture(id) => self.delete_texture(id),
CanvasWebGLMsg::DeleteProgram(id) => self.delete_program(id),
CanvasWebGLMsg::DeleteShader(id) => self.delete_shader(id),
CanvasWebGLMsg::BindBuffer(target, id) => self.bind_buffer(target, id),
CanvasWebGLMsg::BindFramebuffer(target, id) => self.bind_framebuffer(target, id),
CanvasWebGLMsg::BindRenderbuffer(target, id) => self.bind_renderbuffer(target, id),
CanvasWebGLMsg::BindTexture(target, id) => self.bind_texture(target, id),
CanvasWebGLMsg::LinkProgram(program_id) => self.link_program(program_id),
CanvasWebGLMsg::ShaderSource(shader_id, source) => self.shader_source(shader_id, source),
CanvasWebGLMsg::Uniform4fv(uniform_id, data) => self.uniform_4fv(uniform_id, data),
CanvasWebGLMsg::UseProgram(program_id) => self.use_program(program_id),
CanvasWebGLMsg::CompileShader(shader_id) =>
self.compile_shader(shader_id),
CanvasWebGLMsg::CreateBuffer(chan) =>
self.create_buffer(chan),
CanvasWebGLMsg::CreateFramebuffer(chan) =>
self.create_framebuffer(chan),
CanvasWebGLMsg::CreateRenderbuffer(chan) =>
self.create_renderbuffer(chan),
CanvasWebGLMsg::CreateTexture(chan) =>
self.create_texture(chan),
CanvasWebGLMsg::CreateProgram(chan) =>
self.create_program(chan),
CanvasWebGLMsg::CreateShader(shader_type, chan) =>
self.create_shader(shader_type, chan),
CanvasWebGLMsg::DeleteBuffer(id) =>
self.delete_buffer(id),
CanvasWebGLMsg::DeleteFramebuffer(id) =>
self.delete_framebuffer(id),
CanvasWebGLMsg::DeleteRenderbuffer(id) =>
self.delete_renderbuffer(id),
CanvasWebGLMsg::DeleteTexture(id) =>
self.delete_texture(id),
CanvasWebGLMsg::DeleteProgram(id) =>
self.delete_program(id),
CanvasWebGLMsg::DeleteShader(id) =>
self.delete_shader(id),
CanvasWebGLMsg::BindBuffer(target, id) =>
self.bind_buffer(target, id),
CanvasWebGLMsg::BindFramebuffer(target, id) =>
self.bind_framebuffer(target, id),
CanvasWebGLMsg::BindRenderbuffer(target, id) =>
self.bind_renderbuffer(target, id),
CanvasWebGLMsg::BindTexture(target, id) =>
self.bind_texture(target, id),
CanvasWebGLMsg::LinkProgram(program_id) =>
self.link_program(program_id),
CanvasWebGLMsg::ShaderSource(shader_id, source) =>
self.shader_source(shader_id, source),
CanvasWebGLMsg::Uniform4fv(uniform_id, data) =>
self.uniform_4fv(uniform_id, data),
CanvasWebGLMsg::UseProgram(program_id) =>
self.use_program(program_id),
CanvasWebGLMsg::VertexAttribPointer2f(attrib_id, size, normalized, stride, offset) =>
self.vertex_attrib_pointer_f32(attrib_id, size, normalized, stride, offset),
CanvasWebGLMsg::Viewport(x, y, width, height) => self.viewport(x, y, width, height),
CanvasWebGLMsg::DrawingBufferWidth(sender) => self.send_drawing_buffer_width(sender),
CanvasWebGLMsg::DrawingBufferHeight(sender) => self.send_drawing_buffer_height(sender),
CanvasWebGLMsg::Viewport(x, y, width, height) =>
self.viewport(x, y, width, height),
CanvasWebGLMsg::DrawingBufferWidth(sender) =>
self.send_drawing_buffer_width(sender),
CanvasWebGLMsg::DrawingBufferHeight(sender) =>
self.send_drawing_buffer_height(sender),
}
}
@ -117,30 +161,74 @@ impl WebGLPaintTask {
Ok(chan)
}
#[inline]
fn get_context_attributes(&self, sender: Sender<GLContextAttributes>) {
sender.send(*self.gl_context.borrow_attributes()).unwrap()
}
#[inline]
fn send_drawing_buffer_width(&self, sender: Sender<i32>) {
sender.send(self.size.width).unwrap()
}
#[inline]
fn send_drawing_buffer_height(&self, sender: Sender<i32>) {
sender.send(self.size.height).unwrap()
}
#[inline]
fn active_texture(&self, texture: u32) {
gl::active_texture(texture);
}
#[inline]
fn blend_color(&self, r: f32, g: f32, b: f32, a: f32) {
gl::blend_color(r, g, b, a);
}
#[inline]
fn blend_equation(&self, mode: u32) {
gl::blend_equation(mode);
}
#[inline]
fn blend_equation_separate(&self, mode_rgb: u32, mode_alpha: u32) {
gl::blend_equation_separate(mode_rgb, mode_alpha);
}
#[inline]
fn blend_func(&self, src_factor: u32, dest_factor: u32) {
gl::blend_func(src_factor, dest_factor);
}
#[inline]
fn blend_func_separate(&self,
src_rgb_factor: u32,
dest_rgb_factor: u32,
src_alpha_factor: u32,
dest_alpha_factor: u32) {
gl::blend_func_separate(src_rgb_factor,
dest_rgb_factor,
src_alpha_factor,
dest_alpha_factor);
}
#[inline]
fn attach_shader(&self, program_id: u32, shader_id: u32) {
gl::attach_shader(program_id, shader_id);
}
#[inline]
fn buffer_data(&self, buffer_type: u32, data: Vec<f32>, usage: u32) {
gl::buffer_data(buffer_type, &data, usage);
}
#[inline]
fn clear(&self, mask: u32) {
gl::clear(mask);
}
#[inline]
fn clear_color(&self, r: f32, g: f32, b: f32, a: f32) {
gl::clear_color(r, g, b, a);
}
@ -258,14 +346,17 @@ impl WebGLPaintTask {
// TODO(ecoal95): This is not spec-compliant, we must check
// the version of GLSL used. This functionality should probably
// be in the WebGLShader object
#[inline]
fn compile_shader(&self, shader_id: u32) {
gl::compile_shader(shader_id);
}
#[inline]
fn draw_arrays(&self, mode: u32, first: i32, count: i32) {
gl::draw_arrays(mode, first, count);
}
#[inline]
fn enable_vertex_attrib_array(&self, attrib_id: u32) {
gl::enable_vertex_attrib_array(attrib_id);
}
@ -296,10 +387,37 @@ impl WebGLPaintTask {
chan.send(location).unwrap();
}
#[inline]
fn link_program(&self, program_id: u32) {
gl::link_program(program_id);
}
#[inline]
fn shader_source(&self, shader_id: u32, source: String) {
gl::shader_source(shader_id, &[source.as_bytes()]);
}
#[inline]
fn uniform_4fv(&self, uniform_id: i32, data: Vec<f32>) {
gl::uniform_4f(uniform_id, data[0], data[1], data[2], data[3]);
}
#[inline]
fn use_program(&self, program_id: u32) {
gl::use_program(program_id);
}
#[inline]
fn vertex_attrib_pointer_f32(&self, attrib_id: u32, size: i32,
normalized: bool, stride: i32, offset: i64) {
gl::vertex_attrib_pointer_f32(attrib_id, size, normalized, stride, offset as u32);
}
#[inline]
fn viewport(&self, x: i32, y: i32, width: i32, height: i32) {
gl::viewport(x, y, width, height);
}
fn send_pixel_contents(&mut self, chan: Sender<Vec<u8>>) {
// FIXME(#5652, dmarcos) Instead of a readback strategy we have
// to layerize the canvas
@ -330,27 +448,6 @@ impl WebGLPaintTask {
unimplemented!()
}
fn shader_source(&self, shader_id: u32, source: String) {
gl::shader_source(shader_id, &[source.as_bytes()]);
}
fn uniform_4fv(&self, uniform_id: i32, data: Vec<f32>) {
gl::uniform_4f(uniform_id, data[0], data[1], data[2], data[3]);
}
fn use_program(&self, program_id: u32) {
gl::use_program(program_id);
}
fn vertex_attrib_pointer_f32(&self, attrib_id: u32, size: i32,
normalized: bool, stride: i32, offset: i64) {
gl::vertex_attrib_pointer_f32(attrib_id, size, normalized, stride, offset as u32);
}
fn viewport(&self, x: i32, y: i32, width: i32, height: i32) {
gl::viewport(x, y, width, height);
}
fn recreate(&mut self, size: Size2D<i32>) -> Result<(), &'static str> {
if size.width > self.original_context_size.width ||
size.height > self.original_context_size.height {