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https://github.com/servo/servo.git
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Add support for WebGL2 uniform array operations
Adds support for the WebGL2 overloads of `uniform[1234][if]v`.
This commit is contained in:
Mátyás Mustoha
parent
bc914381a8
commit
0650fc3199
5 changed files with 187 additions and 423 deletions
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@ -389,7 +389,7 @@ impl WebGL2RenderingContext {
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}
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}
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fn uniform_vec_section(
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fn uniform_vec_section_uint(
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&self,
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vec: Uint32ArrayOrUnsignedLongSequence,
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offset: u32,
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@ -401,35 +401,8 @@ impl WebGL2RenderingContext {
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Uint32ArrayOrUnsignedLongSequence::Uint32Array(v) => v.to_vec(),
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Uint32ArrayOrUnsignedLongSequence::UnsignedLongSequence(v) => v,
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};
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let offset = offset as usize;
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if offset > vec.len() {
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return Err(InvalidValue);
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}
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let length = if length > 0 {
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length as usize
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} else {
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vec.len() - offset
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};
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if offset + length > vec.len() {
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return Err(InvalidValue);
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}
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let vec = if offset == 0 && length == vec.len() {
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vec
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} else {
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vec[offset..offset + length].to_vec()
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};
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if vec.len() < uniform_size || vec.len() % uniform_size != 0 {
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return Err(InvalidValue);
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}
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if uniform_location.size().is_none() && vec.len() != uniform_size {
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return Err(InvalidOperation);
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}
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Ok(vec)
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self.base
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.uniform_vec_section::<u32>(vec, offset, length, uniform_size, uniform_location)
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}
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}
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@ -1498,8 +1471,14 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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}
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/// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
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fn Uniform1iv(&self, location: Option<&WebGLUniformLocation>, v: Int32ArrayOrLongSequence) {
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self.base.Uniform1iv(location, v)
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fn Uniform1iv(
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&self,
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location: Option<&WebGLUniformLocation>,
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v: Int32ArrayOrLongSequence,
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src_offset: u32,
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src_length: u32,
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) {
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self.base.Uniform1iv(location, v, src_offset, src_length)
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}
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// https://www.khronos.org/registry/webgl/specs/latest/2.0/#3.7.8
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@ -1532,7 +1511,7 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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_ => return Err(InvalidOperation),
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}
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let val = self.uniform_vec_section(val, src_offset, src_length, 1, location)?;
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let val = self.uniform_vec_section_uint(val, src_offset, src_length, 1, location)?;
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match location.type_() {
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constants::SAMPLER_2D | constants::SAMPLER_CUBE => {
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@ -1558,8 +1537,10 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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&self,
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location: Option<&WebGLUniformLocation>,
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v: Float32ArrayOrUnrestrictedFloatSequence,
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src_offset: u32,
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src_length: u32,
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) {
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self.base.Uniform1fv(location, v);
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self.base.Uniform1fv(location, v, src_offset, src_length);
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}
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/// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
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@ -1572,8 +1553,10 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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&self,
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location: Option<&WebGLUniformLocation>,
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v: Float32ArrayOrUnrestrictedFloatSequence,
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src_offset: u32,
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src_length: u32,
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) {
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self.base.Uniform2fv(location, v);
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self.base.Uniform2fv(location, v, src_offset, src_length);
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}
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/// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
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@ -1582,8 +1565,14 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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}
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/// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
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fn Uniform2iv(&self, location: Option<&WebGLUniformLocation>, v: Int32ArrayOrLongSequence) {
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self.base.Uniform2iv(location, v)
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fn Uniform2iv(
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&self,
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location: Option<&WebGLUniformLocation>,
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v: Int32ArrayOrLongSequence,
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src_offset: u32,
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src_length: u32,
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) {
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self.base.Uniform2iv(location, v, src_offset, src_length)
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}
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// https://www.khronos.org/registry/webgl/specs/latest/2.0/#3.7.8
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@ -1612,7 +1601,7 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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constants::BOOL_VEC2 | constants::UNSIGNED_INT_VEC2 => {},
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_ => return Err(InvalidOperation),
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}
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let val = self.uniform_vec_section(val, src_offset, src_length, 2, location)?;
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let val = self.uniform_vec_section_uint(val, src_offset, src_length, 2, location)?;
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self.base
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.send_command(WebGLCommand::Uniform2uiv(location.id(), val));
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Ok(())
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@ -1629,8 +1618,10 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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&self,
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location: Option<&WebGLUniformLocation>,
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v: Float32ArrayOrUnrestrictedFloatSequence,
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src_offset: u32,
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src_length: u32,
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) {
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self.base.Uniform3fv(location, v);
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self.base.Uniform3fv(location, v, src_offset, src_length);
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}
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/// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
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@ -1639,8 +1630,14 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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}
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/// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
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fn Uniform3iv(&self, location: Option<&WebGLUniformLocation>, v: Int32ArrayOrLongSequence) {
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self.base.Uniform3iv(location, v)
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fn Uniform3iv(
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&self,
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location: Option<&WebGLUniformLocation>,
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v: Int32ArrayOrLongSequence,
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src_offset: u32,
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src_length: u32,
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) {
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self.base.Uniform3iv(location, v, src_offset, src_length)
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}
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// https://www.khronos.org/registry/webgl/specs/latest/2.0/#3.7.8
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@ -1669,7 +1666,7 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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constants::BOOL_VEC3 | constants::UNSIGNED_INT_VEC3 => {},
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_ => return Err(InvalidOperation),
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}
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let val = self.uniform_vec_section(val, src_offset, src_length, 3, location)?;
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let val = self.uniform_vec_section_uint(val, src_offset, src_length, 3, location)?;
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self.base
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.send_command(WebGLCommand::Uniform3uiv(location.id(), val));
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Ok(())
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@ -1682,8 +1679,14 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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}
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/// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
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fn Uniform4iv(&self, location: Option<&WebGLUniformLocation>, v: Int32ArrayOrLongSequence) {
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self.base.Uniform4iv(location, v)
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fn Uniform4iv(
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&self,
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location: Option<&WebGLUniformLocation>,
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v: Int32ArrayOrLongSequence,
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src_offset: u32,
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src_length: u32,
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) {
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self.base.Uniform4iv(location, v, src_offset, src_length)
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}
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// https://www.khronos.org/registry/webgl/specs/latest/2.0/#3.7.8
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@ -1712,7 +1715,7 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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constants::BOOL_VEC4 | constants::UNSIGNED_INT_VEC4 => {},
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_ => return Err(InvalidOperation),
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}
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let val = self.uniform_vec_section(val, src_offset, src_length, 4, location)?;
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let val = self.uniform_vec_section_uint(val, src_offset, src_length, 4, location)?;
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self.base
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.send_command(WebGLCommand::Uniform4uiv(location.id(), val));
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Ok(())
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@ -1729,8 +1732,10 @@ impl WebGL2RenderingContextMethods for WebGL2RenderingContext {
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&self,
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location: Option<&WebGLUniformLocation>,
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v: Float32ArrayOrUnrestrictedFloatSequence,
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src_offset: u32,
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src_length: u32,
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) {
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self.base.Uniform4fv(location, v);
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self.base.Uniform4fv(location, v, src_offset, src_length);
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}
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/// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
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