mirror of
https://github.com/ZDoom/raze-gles.git
synced 2024-11-06 04:52:16 +00:00
1df7127609
When glsurface is available, use GL to upscale the render buffer. Additionally, fix build issues with sdlayer12 introduced by GLAD changes (r6656). git-svn-id: https://svn.eduke32.com/eduke32@6939 1a8010ca-5511-0410-912e-c29ae57300e0
47 lines
2 KiB
C
47 lines
2 KiB
C
/*
|
|
* softsurface.h
|
|
* An 8-bit rendering surface that can quickly upscale and blit 8-bit paletted buffers to an external 32-bit screen buffer.
|
|
*
|
|
* Copyright © 2018, Alex Dawson. All rights reserved.
|
|
*/
|
|
|
|
#ifndef SOFTSURFACE_H_
|
|
#define SOFTSURFACE_H_
|
|
|
|
#include "compat.h"
|
|
|
|
// Initialize the softsurface with the Software renderer's buffer resolution.
|
|
// If the Software renderer's resolution and the actual resolution don't match,
|
|
// softsurface will still render at the full size of the screen.
|
|
// If a surface already exists, softsurface_destroy() will be automatically called before re-initializing.
|
|
// Returns whether or not the softsurface could be successfully initialized.
|
|
bool softsurface_initialize(vec2_t bufferResolution,
|
|
vec2_t destBufferResolution);
|
|
|
|
// Destroy an existing surface.
|
|
void softsurface_destroy();
|
|
|
|
// Sets the palette to contain the RGBA byte buffer pointed to by pPalette.
|
|
// destRedMask/destGreenMask/destBlueMask mask the bits that represent each colour component in the destination buffer's pixel format.
|
|
// If the surface is not initialized, the function returns immediately.
|
|
void softsurface_setPalette(void* pPalette,
|
|
uint32_t destRedMask,
|
|
uint32_t destGreenMask,
|
|
uint32_t destBlueMask);
|
|
|
|
// Returns a pointer to the start of the surface's 8-bit pixel buffer
|
|
// Returns NULL if the surface is not initialized.
|
|
uint8_t* softsurface_getBuffer();
|
|
|
|
// Returns the resolution of the surface's buffer
|
|
vec2_t softsurface_getBufferResolution();
|
|
|
|
// Returns the resolution of the destination buffer
|
|
vec2_t softsurface_getDestinationBufferResolution();
|
|
|
|
// Blit the surface's pixel buffer to the destination buffer using the palette set with softsurface_setPalette().
|
|
// If the surface is not initialized, the function returns immediately.
|
|
void softsurface_blitBuffer(uint32_t* destBuffer,
|
|
uint32_t destBpp);
|
|
|
|
#endif /* SOFTSURFACE_H_ */
|