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This commit is contained in:
Luke Benstead 2021-02-19 07:08:58 +00:00
parent ddf23974bd
commit 425a0c2af1
2 changed files with 25 additions and 11 deletions
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33
GL/texture.c
View File

@ -9,8 +9,15 @@
#include "config.h"
#include "../include/glext.h"
#include "../include/glkos.h"
#include "yalloc/yalloc.h"
#include <kos/string.h>
/* We always leave this amount of vram unallocated to prevent
* issues with the allocator */
#define PVR_MEM_BUFFER_SIZE (64 * 1024)
#define CLAMP_U (1<<1)
#define CLAMP_V (1<<0)
@ -26,6 +33,9 @@ static GLboolean BANKS_USED[4]; // Each time a 256 colour bank is used, this is
static GLboolean SUBBANKS_USED[4][16]; // 4 counts of the used 16 colour banks within the 256 ones
static GLenum INTERNAL_PALETTE_FORMAT = GL_RGBA4;
static void* YALLOC_BASE = NULL;
static size_t YALLOC_SIZE = 0;
static TexturePalette* _initTexturePalette() {
TexturePalette* palette = (TexturePalette*) malloc(sizeof(TexturePalette));
assert(palette);
@ -307,6 +317,11 @@ GLubyte _glInitTextures() {
memset((void*) BANKS_USED, 0x0, sizeof(BANKS_USED));
memset((void*) SUBBANKS_USED, 0x0, sizeof(SUBBANKS_USED));
size_t vram_free = pvr_mem_available();
YALLOC_SIZE = vram_free - PVR_MEM_BUFFER_SIZE; /* Take all but 64kb VRAM */
YALLOC_BASE = pvr_mem_malloc(YALLOC_SIZE);
yalloc_init(YALLOC_BASE, YALLOC_SIZE);
return 1;
}
@ -393,7 +408,7 @@ void APIENTRY glDeleteTextures(GLsizei n, GLuint *textures) {
}
if(txr->data) {
pvr_mem_free(txr->data);
yalloc_free(YALLOC_BASE, txr->data);
txr->data = NULL;
}
@ -594,13 +609,15 @@ void APIENTRY glCompressedTexImage2DARB(GLenum target,
active->isCompressed = GL_TRUE;
/* Odds are slim new data is same size as old, so free always */
if(active->data)
pvr_mem_free(active->data);
if(active->data) {
yalloc_free(YALLOC_BASE, active->data);
}
active->data = pvr_mem_malloc(imageSize);
active->data = yalloc_alloc(YALLOC_BASE, imageSize);
if(data)
if(data) {
sq_cpy(active->data, data, imageSize);
}
}
static GLint _cleanInternalFormat(GLint internalFormat) {
@ -897,7 +914,7 @@ GLboolean _glIsMipmapComplete(const TextureObject* obj) {
}
GLsizei i = 0;
for(; i < obj->mipmapCount; ++i) {
for(; i < (GLubyte) obj->mipmapCount; ++i) {
if((obj->mipmap & (1 << i)) == 0) {
return GL_FALSE;
}
@ -924,13 +941,13 @@ void _glAllocateSpaceForMipmaps(TextureObject* active) {
memcpy(temp, active->data, size);
/* Free the PVR data */
pvr_mem_free(active->data);
yalloc_free(YALLOC_BASE, active->data);
active->data = NULL;
/* Figure out how much room to allocate for mipmaps */
GLuint bytes = _glGetMipmapDataSize(active);
active->data = pvr_mem_malloc(bytes);
active->data = yalloc_alloc(YALLOC_BASE, bytes);
/* If there was existing data, then copy it where it should go */
memcpy(_glGetMipmapLocation(active, 0), temp, size);

3
GL/version.h
View File

@ -1,3 +0,0 @@
#pragma once
#define GLDC_VERSION "1.2.0alpha"