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#15 PSV generate mipmaps for 2D textures

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XProger
2019-01-20 12:03:40 +03:00
parent af08e5da8b
commit 337ed5370c
1 changed files with 81 additions and 19 deletions
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100
src/gapi_gxm.h
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@@ -37,7 +37,7 @@ namespace GAPI {
void *addr;
};
void display_queue_callback(const void *callbackData) {
void displayCallback(const void *callbackData) {
SceDisplayFrameBuf display_fb;
const DisplayData *cb_data = (DisplayData*)callbackData;
@@ -757,6 +757,7 @@ namespace GAPI {
int width, height, origWidth, origHeight, aWidth, aHeight;
TexFormat fmt;
uint32 opt;
int mipCount;
SceGxmColorSurface colorSurface;
SceGxmRenderTarget *renderTarget;
@@ -776,7 +777,7 @@ namespace GAPI {
bool isTarget = (opt & OPT_TARGET) != 0;
bool isShadow = fmt == FMT_SHADOW;
bool isTiled = isTarget;
bool isSwizzled = !isTiled;
bool isSwizzled = !isTiled && filter;
FormatDesc desc = formats[fmt];
@@ -791,9 +792,37 @@ namespace GAPI {
aHeight = height;
}
int size = aWidth * aHeight * desc.bpp / 8 * (isCube ? 6 : 1);
int size = 0;
SceGxmMemoryAttribFlags flags = isTarget ? SCE_GXM_MEMORY_ATTRIB_RW : SCE_GXM_MEMORY_ATTRIB_READ;
if (isCube || isTiled || fmt != FMT_RGBA) {
mipmaps = false;
}
mipCount = 0;
if (mipmaps) {
int w = width;
int h = height;
while (w > 15 && h > 15 && mipCount < 4) {
size += ALIGN(w, 8) * h;
w /= 2;
h /= 2;
mipCount++;
}
} else {
size += aWidth * aHeight;
}
if (mipCount > 1) {
isSwizzled = false;
}
size *= desc.bpp / 8;
if (isCube) {
size *= 6;
}
SceGxmMemoryAttribFlags flags = (isTarget || mipCount > 1) ? SCE_GXM_MEMORY_ATTRIB_RW : SCE_GXM_MEMORY_ATTRIB_READ;
this->data = (uint8*)Context::allocGPU(SCE_KERNEL_MEMBLOCK_TYPE_USER_CDRAM_RW, size, flags, &uid);
if (data && this->data) {
@@ -821,14 +850,16 @@ namespace GAPI {
}
}
generateMipMap();
if (isCube) {
sceGxmTextureInitCube(&ID, this->data, SceGxmTextureFormat(desc.textureFormat), width, height, 0);
sceGxmTextureInitCube(&ID, this->data, SceGxmTextureFormat(desc.textureFormat), width, height, mipCount);
} else if (isSwizzled) {
sceGxmTextureInitSwizzled(&ID, this->data, SceGxmTextureFormat(desc.textureFormat), width, height, 0);
sceGxmTextureInitSwizzled(&ID, this->data, SceGxmTextureFormat(desc.textureFormat), width, height, mipCount);
} else if (isTiled) {
sceGxmTextureInitTiled(&ID, this->data, SceGxmTextureFormat(desc.textureFormat), width, height, 0);
sceGxmTextureInitTiled(&ID, this->data, SceGxmTextureFormat(desc.textureFormat), width, height, mipCount);
} else {
sceGxmTextureInitLinear(&ID, this->data, SceGxmTextureFormat(desc.textureFormat), width, height, 0);
sceGxmTextureInitLinear(&ID, this->data, SceGxmTextureFormat(desc.textureFormat), width, height, mipCount);
}
SceGxmTextureAddrMode addrMode;
@@ -900,16 +931,47 @@ namespace GAPI {
Context::freeGPU(uid, true);
}
void generateMipMap() {
/*
bind(0);
GLenum target = (opt & OPT_CUBEMAP) ? GL_TEXTURE_CUBE_MAP : GL_TEXTURE_2D;
void generateMipMap() { // TODO: cubemap
if (mipCount <= 1) return;
glGenerateMipmap(target);
if (!(opt & OPT_CUBEMAP) && !(opt & OPT_NEAREST) && (support.maxAniso > 0))
glTexParameteri(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, min(int(support.maxAniso), 8));
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 4);
*/
int w = width;
int h = height;
uint8 *src = this->data;
int srcStride = ALIGN(w, 8) * 4;
for (int i = 0; i < mipCount - 1; i++) {
uint8 *dst = src + srcStride * h;
int dstStride = ALIGN(w / 2, 8) * 4;
// TODO: check for NPOT
if (w > 1024 || h > 1024) { // sceGxmTransferDownscale supports blocks less than 1024
int blocksX = max(1, w / 1024);
int blocksY = max(1, h / 1024);
for (int y = 0; y < blocksY; y++) {
for (int x = 0; x < blocksX; x++) {
int blockWidth = min(1024, w - x * 1024);
int blockHeight = min(1024, h - y * 1024);
sceGxmTransferDownscale(
SCE_GXM_TRANSFER_FORMAT_U8U8U8U8_ABGR, src, x * 1024, y * 1024, blockWidth, blockHeight, srcStride,
SCE_GXM_TRANSFER_FORMAT_U8U8U8U8_ABGR, dst, x * 512, y * 512, dstStride,
NULL, SCE_GXM_TRANSFER_FRAGMENT_SYNC, NULL);
}
}
} else {
sceGxmTransferDownscale(
SCE_GXM_TRANSFER_FORMAT_U8U8U8U8_ABGR, src, 0, 0, w, h, srcStride,
SCE_GXM_TRANSFER_FORMAT_U8U8U8U8_ABGR, dst, 0, 0, dstStride,
NULL, SCE_GXM_TRANSFER_FRAGMENT_SYNC, NULL);
}
w /= 2;
h /= 2;
src = dst;
srcStride = dstStride;
}
sceGxmTextureSetMipFilter(&ID, SCE_GXM_TEXTURE_MIP_FILTER_ENABLED);
}
void updateData(void *data) {
@@ -1087,7 +1149,7 @@ namespace GAPI {
SceGxmInitializeParams params;
memset(&params, 0, sizeof(params));
params.displayQueueMaxPendingCount = DISPLAY_BUFFER_COUNT - 1;
params.displayQueueCallback = display_queue_callback;
params.displayQueueCallback = displayCallback;
params.displayQueueCallbackDataSize = sizeof(DisplayData);
params.parameterBufferSize = SCE_GXM_DEFAULT_PARAMETER_BUFFER_SIZE;
@@ -1209,7 +1271,7 @@ namespace GAPI {
} else {
ASSERT(target->opt & OPT_TARGET);
uint32 flags = 0;
uint32 flags = SCE_GXM_SCENE_VERTEX_TRANSFER_SYNC;
if (target->opt & OPT_VERTEX) flags |= SCE_GXM_SCENE_FRAGMENT_SET_DEPENDENCY;
if (target->opt & OPT_DEPEND) flags |= SCE_GXM_SCENE_VERTEX_WAIT_FOR_DEPENDENCY;