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Code Issues Projects Releases Packages Wiki Activity Actions 9

LibWeb/WebGL: Request GL_ANGLE_instanced_arrays extension when required

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Luke Wilde 2025-01-10 12:55:47 +00:00 • committed by Andreas Kling
parent 1156fe483d
commit 58942e1137
Notes: github-actions[bot] 2025-01-21 20:38:07 +00:00
4 changed files with 32 additions and 5 deletions
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19
Libraries/LibWeb/WebGL/ANGLEInstancedArrays.cpp
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@ -8,6 +8,8 @@
#include <LibWeb/Bindings/ANGLEInstancedArraysPrototype.h>
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/WebGL/ANGLEInstancedArrays.h>
#include <LibWeb/WebGL/OpenGLContext.h>
#include <LibWeb/WebGL/WebGLRenderingContext.h>
#define GL_GLEXT_PROTOTYPES 1
#include <GLES2/gl2.h>
@ -17,28 +19,33 @@ namespace Web::WebGL {
GC_DEFINE_ALLOCATOR(ANGLEInstancedArrays);
JS::ThrowCompletionOr<GC::Ptr<ANGLEInstancedArrays>> ANGLEInstancedArrays::create(JS::Realm& realm)
JS::ThrowCompletionOr<GC::Ptr<ANGLEInstancedArrays>> ANGLEInstancedArrays::create(JS::Realm& realm, GC::Ref<WebGLRenderingContext> context)
{
return realm.create<ANGLEInstancedArrays>(realm);
return realm.create<ANGLEInstancedArrays>(realm, context);
}
ANGLEInstancedArrays::ANGLEInstancedArrays(JS::Realm& realm)
ANGLEInstancedArrays::ANGLEInstancedArrays(JS::Realm& realm, GC::Ref<WebGLRenderingContext> context)
: PlatformObject(realm)
, m_context(context)
{
m_context->context().request_extension("GL_ANGLE_instanced_arrays");
}
void ANGLEInstancedArrays::vertex_attrib_divisor_angle(GLuint index, GLuint divisor)
{
m_context->context().make_current();
glVertexAttribDivisorANGLE(index, divisor);
}
void ANGLEInstancedArrays::draw_arrays_instanced_angle(GLenum mode, GLint first, GLsizei count, GLsizei primcount)
{
m_context->context().make_current();
glDrawArraysInstancedANGLE(mode, first, count, primcount);
}
void ANGLEInstancedArrays::draw_elements_instanced_angle(GLenum mode, GLsizei count, GLenum type, GLintptr offset, GLsizei primcount)
{
m_context->context().make_current();
glDrawElementsInstancedANGLE(mode, count, type, reinterpret_cast<void*>(offset), primcount);
}
@ -48,4 +55,10 @@ void ANGLEInstancedArrays::initialize(JS::Realm& realm)
WEB_SET_PROTOTYPE_FOR_INTERFACE(ANGLEInstancedArrays);
}
void ANGLEInstancedArrays::visit_edges(Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_context);
}
}