SDL2Renderer::SDL2Renderer(Vec2 world_size)
: GLRenderer(world_size)
, m_window(nullptr)
, m_pixelformat(nullptr)
, m_gl_context()
, m_texture_cache()
{
//Vec2 framebuffer_size(900, 480);
//Vec2 framebuffer_size(480, 800);
Vec2 framebuffer_size(800, 480);
m_window = SDL_CreateWindow("NumptyPhysics",
SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,
framebuffer_size.x, framebuffer_size.y,
SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN);
m_pixelformat = SDL_AllocFormat(SDL_GetWindowPixelFormat(m_window));
m_gl_context = SDL_GL_CreateContext(m_window);
// Query real window size (for fullscreen windows)
SDL_GetWindowSize(m_window, &framebuffer_size.x, &framebuffer_size.y);
GLRenderer::init(framebuffer_size);
TTF_Init();
}
SDLSTBRenderer::SDLSTBRenderer(Vec2 world_size)
: GLRenderer(world_size)
, m_surface(nullptr)
, m_texture_cache()
{
Vec2 framebuffer_size(800, 480);
m_surface = SDL_SetVideoMode(framebuffer_size.x, framebuffer_size.y, 0, SDL_OPENGL);
// Query real window size (for fullscreen windows)
framebuffer_size.x = m_surface->w;
framebuffer_size.y = m_surface->h;
GLRenderer::init(framebuffer_size);
}
/// Swap buffers (render frame)
void RendererOpenGL::SwapBuffers() {
render_window->MakeCurrent();
// EFB->XFB copy
// TODO(bunnei): This is a hack and does not belong here. The copy should be triggered by some
// register write.
//
// TODO(princesspeachum): (related to above^) this should only be called when there's new data, not every frame.
// Currently this uploads data that shouldn't have changed.
common::Rect framebuffer_size(0, 0, resolution_width, resolution_height);
RenderXFB(framebuffer_size, framebuffer_size);
// XFB->Window copy
RenderFramebuffer();
// Swap buffers
render_window->PollEvents();
render_window->SwapBuffers();
}
/// Swap buffers (render frame)
void RendererOpenGL::SwapBuffers() {
m_render_window->MakeCurrent();
// EFB->XFB copy
// TODO(bunnei): This is a hack and does not belong here. The copy should be triggered by some
// register write We're also treating both framebuffers as a single one in OpenGL.
Rect framebuffer_size(0, 0, m_resolution_width, m_resolution_height);
RenderXFB(framebuffer_size, framebuffer_size);
// XFB->Window copy
RenderFramebuffer();
// Swap buffers
m_render_window->PollEvents();
m_render_window->SwapBuffers();
// Switch back to EFB and clear
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, m_fbo[kFramebuffer_EFB]);
}
/* Push the state into the sarea and/or texture memory.
*/
void
i915_emit_hardware_state(struct i915_context *i915 )
{
/* XXX: there must be an easier way */
const unsigned dwords = ( 14 +
7 +
I915_MAX_DYNAMIC +
8 +
2 + I915_TEX_UNITS*3 +
2 + I915_TEX_UNITS*3 +
2 + I915_MAX_CONSTANT*4 +
#if 0
i915->current.program_len +
#else
i915->fs->program_len +
#endif
6
) * 3/2; /* plus 50% margin */
const unsigned relocs = ( I915_TEX_UNITS +
3
) * 3/2; /* plus 50% margin */
#if 0
debug_printf("i915_emit_hardware_state: %d dwords, %d relocs\n", dwords, relocs);
#endif
if(!BEGIN_BATCH(dwords, relocs)) {
FLUSH_BATCH(NULL);
assert(BEGIN_BATCH(dwords, relocs));
}
/* 14 dwords, 0 relocs */
if (i915->hardware_dirty & I915_HW_INVARIENT)
{
OUT_BATCH(_3DSTATE_AA_CMD |
AA_LINE_ECAAR_WIDTH_ENABLE |
AA_LINE_ECAAR_WIDTH_1_0 |
AA_LINE_REGION_WIDTH_ENABLE | AA_LINE_REGION_WIDTH_1_0);
OUT_BATCH(_3DSTATE_DFLT_DIFFUSE_CMD);
OUT_BATCH(0);
OUT_BATCH(_3DSTATE_DFLT_SPEC_CMD);
OUT_BATCH(0);
OUT_BATCH(_3DSTATE_DFLT_Z_CMD);
OUT_BATCH(0);
OUT_BATCH(_3DSTATE_COORD_SET_BINDINGS |
CSB_TCB(0, 0) |
CSB_TCB(1, 1) |
CSB_TCB(2, 2) |
CSB_TCB(3, 3) |
CSB_TCB(4, 4) |
CSB_TCB(5, 5) |
CSB_TCB(6, 6) |
CSB_TCB(7, 7));
OUT_BATCH(_3DSTATE_RASTER_RULES_CMD |
ENABLE_POINT_RASTER_RULE |
OGL_POINT_RASTER_RULE |
ENABLE_LINE_STRIP_PROVOKE_VRTX |
ENABLE_TRI_FAN_PROVOKE_VRTX |
LINE_STRIP_PROVOKE_VRTX(1) |
TRI_FAN_PROVOKE_VRTX(2) |
ENABLE_TEXKILL_3D_4D |
TEXKILL_4D);
/* Need to initialize this to zero.
*/
OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_1 | I1_LOAD_S(3) | (0));
OUT_BATCH(0);
OUT_BATCH(_3DSTATE_DEPTH_SUBRECT_DISABLE);
/* disable indirect state for now
*/
OUT_BATCH(_3DSTATE_LOAD_INDIRECT | 0);
OUT_BATCH(0);
}
/* 7 dwords, 1 relocs */
if (i915->hardware_dirty & I915_HW_IMMEDIATE)
{
OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_1 |
I1_LOAD_S(0) |
I1_LOAD_S(1) |
I1_LOAD_S(2) |
I1_LOAD_S(4) |
I1_LOAD_S(5) |
I1_LOAD_S(6) |
(5));
if(i915->vbo)
OUT_RELOC(i915->vbo,
I915_BUFFER_ACCESS_READ,
i915->current.immediate[I915_IMMEDIATE_S0]);
else
/* FIXME: we should not do this */
OUT_BATCH(0);
OUT_BATCH(i915->current.immediate[I915_IMMEDIATE_S1]);
OUT_BATCH(i915->current.immediate[I915_IMMEDIATE_S2]);
OUT_BATCH(i915->current.immediate[I915_IMMEDIATE_S4]);
OUT_BATCH(i915->current.immediate[I915_IMMEDIATE_S5]);
OUT_BATCH(i915->current.immediate[I915_IMMEDIATE_S6]);
}
/* I915_MAX_DYNAMIC dwords, 0 relocs */
if (i915->hardware_dirty & I915_HW_DYNAMIC)
{
int i;
for (i = 0; i < I915_MAX_DYNAMIC; i++) {
OUT_BATCH(i915->current.dynamic[i]);
}
}
/* 8 dwords, 2 relocs */
if (i915->hardware_dirty & I915_HW_STATIC)
{
struct pipe_surface *cbuf_surface = i915->framebuffer.cbufs[0];
struct pipe_surface *depth_surface = i915->framebuffer.zsbuf;
if (cbuf_surface) {
unsigned cpitch = cbuf_surface->stride;
unsigned ctile = BUF_3D_USE_FENCE;
if (cbuf_surface->texture &&
((struct i915_texture*)(cbuf_surface->texture))->tiled) {
ctile = BUF_3D_TILED_SURFACE;
}
OUT_BATCH(_3DSTATE_BUF_INFO_CMD);
OUT_BATCH(BUF_3D_ID_COLOR_BACK |
BUF_3D_PITCH(cpitch) | /* pitch in bytes */
ctile);
OUT_RELOC(cbuf_surface->buffer,
I915_BUFFER_ACCESS_WRITE,
cbuf_surface->offset);
}
/* What happens if no zbuf??
*/
if (depth_surface) {
unsigned zpitch = depth_surface->stride;
unsigned ztile = BUF_3D_USE_FENCE;
if (depth_surface->texture &&
((struct i915_texture*)(depth_surface->texture))->tiled) {
ztile = BUF_3D_TILED_SURFACE;
}
OUT_BATCH(_3DSTATE_BUF_INFO_CMD);
OUT_BATCH(BUF_3D_ID_DEPTH |
BUF_3D_PITCH(zpitch) | /* pitch in bytes */
ztile);
OUT_RELOC(depth_surface->buffer,
I915_BUFFER_ACCESS_WRITE,
depth_surface->offset);
}
{
unsigned cformat, zformat = 0;
if (cbuf_surface)
cformat = cbuf_surface->format;
else
cformat = PIPE_FORMAT_A8R8G8B8_UNORM; /* arbitrary */
cformat = translate_format(cformat);
if (depth_surface)
zformat = translate_depth_format( i915->framebuffer.zsbuf->format );
OUT_BATCH(_3DSTATE_DST_BUF_VARS_CMD);
OUT_BATCH(DSTORG_HORT_BIAS(0x8) | /* .5 */
DSTORG_VERT_BIAS(0x8) | /* .5 */
LOD_PRECLAMP_OGL |
TEX_DEFAULT_COLOR_OGL |
cformat |
zformat );
}
}
#if 01
/* texture images */
/* 2 + I915_TEX_UNITS*3 dwords, I915_TEX_UNITS relocs */
if (i915->hardware_dirty & (I915_HW_MAP | I915_HW_SAMPLER))
{
const uint nr = i915->current.sampler_enable_nr;
if (nr) {
const uint enabled = i915->current.sampler_enable_flags;
uint unit;
uint count = 0;
OUT_BATCH(_3DSTATE_MAP_STATE | (3 * nr));
OUT_BATCH(enabled);
for (unit = 0; unit < I915_TEX_UNITS; unit++) {
if (enabled & (1 << unit)) {
struct pipe_buffer *buf =
i915->texture[unit]->buffer;
uint offset = 0;
assert(buf);
count++;
OUT_RELOC(buf,
I915_BUFFER_ACCESS_READ,
offset);
OUT_BATCH(i915->current.texbuffer[unit][0]); /* MS3 */
OUT_BATCH(i915->current.texbuffer[unit][1]); /* MS4 */
}
}
assert(count == nr);
}
}
#endif
#if 01
/* samplers */
/* 2 + I915_TEX_UNITS*3 dwords, 0 relocs */
if (i915->hardware_dirty & I915_HW_SAMPLER)
{
if (i915->current.sampler_enable_nr) {
int i;
OUT_BATCH( _3DSTATE_SAMPLER_STATE |
(3 * i915->current.sampler_enable_nr) );
OUT_BATCH( i915->current.sampler_enable_flags );
for (i = 0; i < I915_TEX_UNITS; i++) {
if (i915->current.sampler_enable_flags & (1<<i)) {
OUT_BATCH( i915->current.sampler[i][0] );
OUT_BATCH( i915->current.sampler[i][1] );
OUT_BATCH( i915->current.sampler[i][2] );
}
}
}
}
#endif
/* constants */
/* 2 + I915_MAX_CONSTANT*4 dwords, 0 relocs */
if (i915->hardware_dirty & I915_HW_PROGRAM)
{
/* Collate the user-defined constants with the fragment shader's
* immediates according to the constant_flags[] array.
*/
const uint nr = i915->fs->num_constants;
if (nr) {
uint i;
OUT_BATCH( _3DSTATE_PIXEL_SHADER_CONSTANTS | (nr * 4) );
OUT_BATCH( (1 << (nr - 1)) | ((1 << (nr - 1)) - 1) );
for (i = 0; i < nr; i++) {
const uint *c;
if (i915->fs->constant_flags[i] == I915_CONSTFLAG_USER) {
/* grab user-defined constant */
c = (uint *) i915->current.constants[PIPE_SHADER_FRAGMENT][i];
}
else {
/* emit program constant */
c = (uint *) i915->fs->constants[i];
}
#if 0 /* debug */
{
float *f = (float *) c;
printf("Const %2d: %f %f %f %f %s\n", i, f[0], f[1], f[2], f[3],
(i915->fs->constant_flags[i] == I915_CONSTFLAG_USER
? "user" : "immediate"));
}
#endif
OUT_BATCH(*c++);
OUT_BATCH(*c++);
OUT_BATCH(*c++);
OUT_BATCH(*c++);
}
}
}
/* Fragment program */
/* i915->current.program_len dwords, 0 relocs */
if (i915->hardware_dirty & I915_HW_PROGRAM)
{
uint i;
/* we should always have, at least, a pass-through program */
assert(i915->fs->program_len > 0);
for (i = 0; i < i915->fs->program_len; i++) {
OUT_BATCH(i915->fs->program[i]);
}
}
/* drawing surface size */
/* 6 dwords, 0 relocs */
{
uint w, h;
boolean k = framebuffer_size(&i915->framebuffer, &w, &h);
(void)k;
assert(k);
OUT_BATCH(_3DSTATE_DRAW_RECT_CMD);
OUT_BATCH(0);
OUT_BATCH(0);
OUT_BATCH(((w - 1) & 0xffff) | ((h - 1) << 16));
OUT_BATCH(0);
OUT_BATCH(0);
}
i915->hardware_dirty = 0;
}
