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wiiu/render: move drawing functions to own file
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Ash
Ash Logan
parent
273e19c2ce
commit
d120ddd096
123
src/render/wiiu/SDL_rdraw_wiiu.c
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123
src/render/wiiu/SDL_rdraw_wiiu.c
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/*
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Simple DirectMedia Layer
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Copyright (C) 2018-2018 Ash Logan <ash@heyquark.com>
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Copyright (C) 2018-2018 Roberto Van Eeden <r.r.qwertyuiop.r.r@gmail.com>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "../../SDL_internal.h"
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#if SDL_VIDEO_RENDER_WIIU
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#include "../../video/wiiu/wiiuvideo.h"
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#include "../SDL_sysrender.h"
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#include "SDL_hints.h"
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#include "SDL_render_wiiu.h"
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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static int
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WIIU_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
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const SDL_Rect * srcrect, const SDL_FRect * dstrect)
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{
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WIIU_RenderData *data = (WIIU_RenderData *) renderer->driverdata;
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GX2Texture *wiiu_tex = (GX2Texture*) texture->driverdata;
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//TODO: Move texCoord/pos math to shader / GX2SetViewport
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float transform_x, transform_y;
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if (renderer->viewport.x || renderer->viewport.y) {
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transform_x = (((renderer->viewport.x + dstrect->x) / (float)data->cbuf.surface.width) * 2.0f)-1.0f;
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transform_y = (((renderer->viewport.y + dstrect->y) / (float)data->cbuf.surface.height) * 2.0f)-1.0f;
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} else {
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transform_x = ((dstrect->x / (float)data->cbuf.surface.width) * 2.0f)-1.0f;
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transform_y = ((dstrect->y / (float)data->cbuf.surface.height) * 2.0f)-1.0f;
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}
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float transform_width = (dstrect->w / (float)data->cbuf.surface.width) * 2.0f;
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float transform_height = (dstrect->h / (float)data->cbuf.surface.height) * 2.0f;
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float aPosition[] =
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{
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transform_x, transform_y, 0.0f,
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transform_x + transform_width, transform_y, 0.0f,
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transform_x + transform_width, transform_y + transform_height, 0.0f,
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transform_x, transform_y + transform_height, 0.0f,
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};
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GX2RLockBufferEx(&data->texPositionBuffer, 0);
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memcpy(data->texPositionBuffer.buffer, aPosition, data->texPositionBuffer.elemCount * data->texPositionBuffer.elemSize);
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GX2RUnlockBufferEx(&data->texPositionBuffer, 0);
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float tex_x_min = (float)srcrect->x / (float)wiiu_tex->surface.width;
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float tex_x_max = (float)(srcrect->x + srcrect->w) / (float)wiiu_tex->surface.width;
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float tex_y_min = (float)srcrect->y / (float)wiiu_tex->surface.height;
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float tex_y_max = (float)(srcrect->y + srcrect->h) / (float)wiiu_tex->surface.height;
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float aTexCoord[] =
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{
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tex_x_min, tex_y_max,
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tex_x_max, tex_y_max,
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tex_x_max, tex_y_min,
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tex_x_min, tex_y_min,
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};
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GX2RLockBufferEx(&data->texCoordBuffer, 0);
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memcpy(data->texCoordBuffer.buffer, aTexCoord, data->texCoordBuffer.elemCount * data->texCoordBuffer.elemSize);
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GX2RUnlockBufferEx(&data->texCoordBuffer, 0);
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//RENDER
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GX2SetContextState(&data->ctx);
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GX2SetFetchShader(&texShaders.fetchShader);
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GX2SetVertexShader(texShaders.vertexShader);
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GX2SetPixelShader(texShaders.pixelShader);
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GX2SetPixelTexture(texture, 0);
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GX2SetPixelSampler(sampler, 0);
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GX2RSetAttributeBuffer(&data->texPositionBuffer, 0, data->texPositionBuffer.elemSize, 0);
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GX2RSetAttributeBuffer(&data->texCoordBuffer, 1, data->texCoordBuffer.elemSize, 0);
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GX2RSetAttributeBuffer(&data->texColourBuffer, 2, data->texColourBuffer.elemSize, 0);
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GX2DrawEx(GX2_PRIMITIVE_MODE_QUADS, 4, 0, 1);
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}
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static void
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WIIU_RenderPresent(SDL_Renderer * renderer)
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{
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WIIU_RenderData *data = (WIIU_RenderData *) renderer->driverdata;
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SDL_Window *window = renderer->window;
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GX2Invalidate(GX2_INVALIDATE_MODE_CPU | GX2_INVALIDATE_MODE_TEXTURE, data->cbuf.surface.image, data->cbuf.surface.imageSize);
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if (window) {
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SDL_UpdateWindowSurface(window);
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}
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}
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static int
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WIIU_RenderClear(SDL_Renderer * renderer)
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{
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WIIU_RenderData *data = (WIIU_RenderData *) renderer->driverdata;
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GX2ClearColor(&data->cbuf, renderer->r, renderer->g, renderer->b, renderer->a);
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return 0;
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}
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#endif //SDL_VIDEO_RENDER_WIIU
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@ -168,92 +168,6 @@ WIIU_SetRenderTarget(SDL_Renderer * renderer, SDL_Texture * texture)
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return 0;
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}
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static int
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WIIU_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
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const SDL_Rect * srcrect, const SDL_FRect * dstrect)
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{
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WIIU_RenderData *data = (WIIU_RenderData *) renderer->driverdata;
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GX2Texture *wiiu_tex = (GX2Texture*) texture->driverdata;
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//TODO: Move texCoord/pos math to shader / GX2SetViewport
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float transform_x, transform_y;
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if (renderer->viewport.x || renderer->viewport.y) {
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transform_x = (((renderer->viewport.x + dstrect->x) / (float)data->cbuf.surface.width) * 2.0f)-1.0f;
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transform_y = (((renderer->viewport.y + dstrect->y) / (float)data->cbuf.surface.height) * 2.0f)-1.0f;
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} else {
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transform_x = ((dstrect->x / (float)data->cbuf.surface.width) * 2.0f)-1.0f;
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transform_y = ((dstrect->y / (float)data->cbuf.surface.height) * 2.0f)-1.0f;
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}
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float transform_width = (dstrect->w / (float)data->cbuf.surface.width) * 2.0f;
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float transform_height = (dstrect->h / (float)data->cbuf.surface.height) * 2.0f;
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float aPosition[] =
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{
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transform_x, transform_y, 0.0f,
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transform_x + transform_width, transform_y, 0.0f,
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transform_x + transform_width, transform_y + transform_height, 0.0f,
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transform_x, transform_y + transform_height, 0.0f,
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};
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GX2RLockBufferEx(&data->texPositionBuffer, 0);
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memcpy(data->texPositionBuffer.buffer, aPosition, data->texPositionBuffer.elemCount * data->texPositionBuffer.elemSize);
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GX2RUnlockBufferEx(&data->texPositionBuffer, 0);
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float tex_x_min = (float)srcrect->x / (float)wiiu_tex->surface.width;
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float tex_x_max = (float)(srcrect->x + srcrect->w) / (float)wiiu_tex->surface.width;
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float tex_y_min = (float)srcrect->y / (float)wiiu_tex->surface.height;
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float tex_y_max = (float)(srcrect->y + srcrect->h) / (float)wiiu_tex->surface.height;
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float aTexCoord[] =
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{
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tex_x_min, tex_y_max,
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tex_x_max, tex_y_max,
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tex_x_max, tex_y_min,
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tex_x_min, tex_y_min,
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};
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GX2RLockBufferEx(&data->texCoordBuffer, 0);
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memcpy(data->texCoordBuffer.buffer, aTexCoord, data->texCoordBuffer.elemCount * data->texCoordBuffer.elemSize);
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GX2RUnlockBufferEx(&data->texCoordBuffer, 0);
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//RENDER
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GX2SetContextState(&data->ctx);
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GX2SetFetchShader(&texShaders.fetchShader);
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GX2SetVertexShader(texShaders.vertexShader);
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GX2SetPixelShader(texShaders.pixelShader);
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GX2SetPixelTexture(texture, 0);
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GX2SetPixelSampler(sampler, 0);
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GX2RSetAttributeBuffer(&data->texPositionBuffer, 0, data->texPositionBuffer.elemSize, 0);
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GX2RSetAttributeBuffer(&data->texCoordBuffer, 1, data->texCoordBuffer.elemSize, 0);
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GX2RSetAttributeBuffer(&data->texColourBuffer, 2, data->texColourBuffer.elemSize, 0);
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GX2DrawEx(GX2_PRIMITIVE_MODE_QUADS, 4, 0, 1);
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}
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static void
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WIIU_RenderPresent(SDL_Renderer * renderer)
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{
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WIIU_RenderData *data = (WIIU_RenderData *) renderer->driverdata;
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SDL_Window *window = renderer->window;
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GX2Invalidate(GX2_INVALIDATE_MODE_CPU | GX2_INVALIDATE_MODE_TEXTURE, data->cbuf.surface.image, data->cbuf.surface.imageSize);
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if (window) {
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SDL_UpdateWindowSurface(window);
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}
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}
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static int
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WIIU_RenderClear(SDL_Renderer * renderer)
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{
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WIIU_RenderData *data = (WIIU_RenderData *) renderer->driverdata;
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GX2ClearColor(&data->cbuf, renderer->r, renderer->g, renderer->b, renderer->a);
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return 0;
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}
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SDL_RenderDriver WIIU_RenderDriver = {
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.CreateRenderer = WIIU_CreateRenderer,
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.info = {
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