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LibGL+LibGPU+LibSoftGPU: Implement glCopyTex(Sub)?Image2d

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These two methods copy from the frame buffer to (part of) a texture.
This commit is contained in:
Jelle Raaijmakers 2022-09-04 20:02:37 +02:00 • committed by Linus Groh
parent d7f1dc146e
commit 44953a4301
7 changed files with 118 additions and 22 deletions
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2
Userland/Libraries/LibGL/GLContext.cpp
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@ -496,6 +496,7 @@ void GLContext::gl_read_pixels(GLint x, GLint y, GLsizei width, GLsizei height,
RETURN_WITH_ERROR_IF(m_in_draw_state, GL_INVALID_OPERATION);
RETURN_WITH_ERROR_IF(width < 0 || height < 0, GL_INVALID_VALUE);
RETURN_WITH_ERROR_IF(format == GL_NONE || type == GL_NONE, GL_INVALID_ENUM);
auto pixel_type_or_error = get_validated_pixel_type(GL_NONE, GL_NONE, format, type);
RETURN_WITH_ERROR_IF(pixel_type_or_error.is_error(), pixel_type_or_error.release_error().code());
@ -561,6 +562,7 @@ void GLContext::gl_draw_pixels(GLsizei width, GLsizei height, GLenum format, GLe
// target and data is not evenly divisible into the number of bytes needed to store in memory a datum
// indicated by type.
RETURN_WITH_ERROR_IF(format == GL_NONE || type == GL_NONE, GL_INVALID_ENUM);
auto pixel_type_or_error = get_validated_pixel_type(GL_NONE, GL_NONE, format, type);
RETURN_WITH_ERROR_IF(pixel_type_or_error.is_error(), pixel_type_or_error.release_error().code());