1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/media/omx-plugin/include/froyo/pixelflinger/pixelflinger.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,330 @@
1.4 +/*
1.5 + * Copyright (C) 2007 The Android Open Source Project
1.6 + *
1.7 + * Licensed under the Apache License, Version 2.0 (the "License");
1.8 + * you may not use this file except in compliance with the License.
1.9 + * You may obtain a copy of the License at
1.10 + *
1.11 + * http://www.apache.org/licenses/LICENSE-2.0
1.12 + *
1.13 + * Unless required by applicable law or agreed to in writing, software
1.14 + * distributed under the License is distributed on an "AS IS" BASIS,
1.15 + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1.16 + * See the License for the specific language governing permissions and
1.17 + * limitations under the License.
1.18 + */
1.19 +
1.20 +#ifndef ANDROID_PIXELFLINGER_H
1.21 +#define ANDROID_PIXELFLINGER_H
1.22 +
1.23 +#include <stdint.h>
1.24 +#include <sys/types.h>
1.25 +
1.26 +#include <pixelflinger/format.h>
1.27 +
1.28 +// GGL types
1.29 +
1.30 +typedef int8_t GGLbyte; // b
1.31 +typedef int16_t GGLshort; // s
1.32 +typedef int32_t GGLint; // i
1.33 +typedef ssize_t GGLsizei; // i
1.34 +typedef int32_t GGLfixed; // x
1.35 +typedef int32_t GGLclampx; // x
1.36 +typedef float GGLfloat; // f
1.37 +typedef float GGLclampf; // f
1.38 +typedef double GGLdouble; // d
1.39 +typedef double GGLclampd; // d
1.40 +typedef uint8_t GGLubyte; // ub
1.41 +typedef uint8_t GGLboolean; // ub
1.42 +typedef uint16_t GGLushort; // us
1.43 +typedef uint32_t GGLuint; // ui
1.44 +typedef unsigned int GGLenum; // ui
1.45 +typedef unsigned int GGLbitfield; // ui
1.46 +typedef void GGLvoid;
1.47 +typedef int32_t GGLfixed32;
1.48 +typedef int32_t GGLcolor;
1.49 +typedef int32_t GGLcoord;
1.50 +
1.51 +// ----------------------------------------------------------------------------
1.52 +
1.53 +#define GGL_MAX_VIEWPORT_DIMS 4096
1.54 +#define GGL_MAX_TEXTURE_SIZE 4096
1.55 +#define GGL_MAX_ALIASED_POINT_SIZE 0x7FFFFFF
1.56 +#define GGL_MAX_SMOOTH_POINT_SIZE 2048
1.57 +#define GGL_MAX_SMOOTH_LINE_WIDTH 2048
1.58 +
1.59 +// ----------------------------------------------------------------------------
1.60 +
1.61 +// All these names are compatible with their OpenGL equivalents
1.62 +// some of them are listed only for completeness
1.63 +enum GGLNames {
1.64 + GGL_FALSE = 0,
1.65 + GGL_TRUE = 1,
1.66 +
1.67 + // enable/disable
1.68 + GGL_SCISSOR_TEST = 0x0C11,
1.69 + GGL_TEXTURE_2D = 0x0DE1,
1.70 + GGL_ALPHA_TEST = 0x0BC0,
1.71 + GGL_BLEND = 0x0BE2,
1.72 + GGL_COLOR_LOGIC_OP = 0x0BF2,
1.73 + GGL_DITHER = 0x0BD0,
1.74 + GGL_STENCIL_TEST = 0x0B90,
1.75 + GGL_DEPTH_TEST = 0x0B71,
1.76 + GGL_AA = 0x80000001,
1.77 + GGL_W_LERP = 0x80000004,
1.78 + GGL_POINT_SMOOTH_NICE = 0x80000005,
1.79 +
1.80 + // buffers, pixel drawing/reading
1.81 + GGL_COLOR = 0x1800,
1.82 +
1.83 + // fog
1.84 + GGL_FOG = 0x0B60,
1.85 +
1.86 + // shade model
1.87 + GGL_FLAT = 0x1D00,
1.88 + GGL_SMOOTH = 0x1D01,
1.89 +
1.90 + // Texture parameter name
1.91 + GGL_TEXTURE_MIN_FILTER = 0x2801,
1.92 + GGL_TEXTURE_MAG_FILTER = 0x2800,
1.93 + GGL_TEXTURE_WRAP_S = 0x2802,
1.94 + GGL_TEXTURE_WRAP_T = 0x2803,
1.95 + GGL_TEXTURE_WRAP_R = 0x2804,
1.96 +
1.97 + // Texture Filter
1.98 + GGL_NEAREST = 0x2600,
1.99 + GGL_LINEAR = 0x2601,
1.100 + GGL_NEAREST_MIPMAP_NEAREST = 0x2700,
1.101 + GGL_LINEAR_MIPMAP_NEAREST = 0x2701,
1.102 + GGL_NEAREST_MIPMAP_LINEAR = 0x2702,
1.103 + GGL_LINEAR_MIPMAP_LINEAR = 0x2703,
1.104 +
1.105 + // Texture Wrap Mode
1.106 + GGL_CLAMP = 0x2900,
1.107 + GGL_REPEAT = 0x2901,
1.108 + GGL_CLAMP_TO_EDGE = 0x812F,
1.109 +
1.110 + // Texture Env Mode
1.111 + GGL_REPLACE = 0x1E01,
1.112 + GGL_MODULATE = 0x2100,
1.113 + GGL_DECAL = 0x2101,
1.114 + GGL_ADD = 0x0104,
1.115 +
1.116 + // Texture Env Parameter
1.117 + GGL_TEXTURE_ENV_MODE = 0x2200,
1.118 + GGL_TEXTURE_ENV_COLOR = 0x2201,
1.119 +
1.120 + // Texture Env Target
1.121 + GGL_TEXTURE_ENV = 0x2300,
1.122 +
1.123 + // Texture coord generation
1.124 + GGL_TEXTURE_GEN_MODE = 0x2500,
1.125 + GGL_S = 0x2000,
1.126 + GGL_T = 0x2001,
1.127 + GGL_R = 0x2002,
1.128 + GGL_Q = 0x2003,
1.129 + GGL_ONE_TO_ONE = 0x80000002,
1.130 + GGL_AUTOMATIC = 0x80000003,
1.131 +
1.132 + // AlphaFunction
1.133 + GGL_NEVER = 0x0200,
1.134 + GGL_LESS = 0x0201,
1.135 + GGL_EQUAL = 0x0202,
1.136 + GGL_LEQUAL = 0x0203,
1.137 + GGL_GREATER = 0x0204,
1.138 + GGL_NOTEQUAL = 0x0205,
1.139 + GGL_GEQUAL = 0x0206,
1.140 + GGL_ALWAYS = 0x0207,
1.141 +
1.142 + // LogicOp
1.143 + GGL_CLEAR = 0x1500, // 0
1.144 + GGL_AND = 0x1501, // s & d
1.145 + GGL_AND_REVERSE = 0x1502, // s & ~d
1.146 + GGL_COPY = 0x1503, // s
1.147 + GGL_AND_INVERTED = 0x1504, // ~s & d
1.148 + GGL_NOOP = 0x1505, // d
1.149 + GGL_XOR = 0x1506, // s ^ d
1.150 + GGL_OR = 0x1507, // s | d
1.151 + GGL_NOR = 0x1508, // ~(s | d)
1.152 + GGL_EQUIV = 0x1509, // ~(s ^ d)
1.153 + GGL_INVERT = 0x150A, // ~d
1.154 + GGL_OR_REVERSE = 0x150B, // s | ~d
1.155 + GGL_COPY_INVERTED = 0x150C, // ~s
1.156 + GGL_OR_INVERTED = 0x150D, // ~s | d
1.157 + GGL_NAND = 0x150E, // ~(s & d)
1.158 + GGL_SET = 0x150F, // 1
1.159 +
1.160 + // blending equation & function
1.161 + GGL_ZERO = 0, // SD
1.162 + GGL_ONE = 1, // SD
1.163 + GGL_SRC_COLOR = 0x0300, // D
1.164 + GGL_ONE_MINUS_SRC_COLOR = 0x0301, // D
1.165 + GGL_SRC_ALPHA = 0x0302, // SD
1.166 + GGL_ONE_MINUS_SRC_ALPHA = 0x0303, // SD
1.167 + GGL_DST_ALPHA = 0x0304, // SD
1.168 + GGL_ONE_MINUS_DST_ALPHA = 0x0305, // SD
1.169 + GGL_DST_COLOR = 0x0306, // S
1.170 + GGL_ONE_MINUS_DST_COLOR = 0x0307, // S
1.171 + GGL_SRC_ALPHA_SATURATE = 0x0308, // S
1.172 +
1.173 + // clear bits
1.174 + GGL_DEPTH_BUFFER_BIT = 0x00000100,
1.175 + GGL_STENCIL_BUFFER_BIT = 0x00000400,
1.176 + GGL_COLOR_BUFFER_BIT = 0x00004000,
1.177 +
1.178 + // errors
1.179 + GGL_NO_ERROR = 0,
1.180 + GGL_INVALID_ENUM = 0x0500,
1.181 + GGL_INVALID_VALUE = 0x0501,
1.182 + GGL_INVALID_OPERATION = 0x0502,
1.183 + GGL_STACK_OVERFLOW = 0x0503,
1.184 + GGL_STACK_UNDERFLOW = 0x0504,
1.185 + GGL_OUT_OF_MEMORY = 0x0505
1.186 +};
1.187 +
1.188 +// ----------------------------------------------------------------------------
1.189 +
1.190 +typedef struct {
1.191 + GGLsizei version; // always set to sizeof(GGLSurface)
1.192 + GGLuint width; // width in pixels
1.193 + GGLuint height; // height in pixels
1.194 + GGLint stride; // stride in pixels
1.195 + GGLubyte* data; // pointer to the bits
1.196 + GGLubyte format; // pixel format
1.197 + GGLubyte rfu[3]; // must be zero
1.198 + // these values are dependent on the used format
1.199 + union {
1.200 + GGLint compressedFormat;
1.201 + GGLint vstride;
1.202 + };
1.203 + void* reserved;
1.204 +} GGLSurface;
1.205 +
1.206 +
1.207 +typedef struct {
1.208 + // immediate rendering
1.209 + void (*pointx)(void *con, const GGLcoord* v, GGLcoord r);
1.210 + void (*linex)(void *con,
1.211 + const GGLcoord* v0, const GGLcoord* v1, GGLcoord width);
1.212 + void (*recti)(void* c, GGLint l, GGLint t, GGLint r, GGLint b);
1.213 + void (*trianglex)(void* c,
1.214 + GGLcoord const* v0, GGLcoord const* v1, GGLcoord const* v2);
1.215 +
1.216 + // scissor
1.217 + void (*scissor)(void* c, GGLint x, GGLint y, GGLsizei width, GGLsizei height);
1.218 +
1.219 + // Set the textures and color buffers
1.220 + void (*activeTexture)(void* c, GGLuint tmu);
1.221 + void (*bindTexture)(void* c, const GGLSurface* surface);
1.222 + void (*colorBuffer)(void* c, const GGLSurface* surface);
1.223 + void (*readBuffer)(void* c, const GGLSurface* surface);
1.224 + void (*depthBuffer)(void* c, const GGLSurface* surface);
1.225 + void (*bindTextureLod)(void* c, GGLuint tmu, const GGLSurface* surface);
1.226 +
1.227 + // enable/disable features
1.228 + void (*enable)(void* c, GGLenum name);
1.229 + void (*disable)(void* c, GGLenum name);
1.230 + void (*enableDisable)(void* c, GGLenum name, GGLboolean en);
1.231 +
1.232 + // specify the fragment's color
1.233 + void (*shadeModel)(void* c, GGLenum mode);
1.234 + void (*color4xv)(void* c, const GGLclampx* color);
1.235 + // specify color iterators (16.16)
1.236 + void (*colorGrad12xv)(void* c, const GGLcolor* grad);
1.237 +
1.238 + // specify Z coordinate iterators (0.32)
1.239 + void (*zGrad3xv)(void* c, const GGLfixed32* grad);
1.240 +
1.241 + // specify W coordinate iterators (16.16)
1.242 + void (*wGrad3xv)(void* c, const GGLfixed* grad);
1.243 +
1.244 + // specify fog iterator & color (16.16)
1.245 + void (*fogGrad3xv)(void* c, const GGLfixed* grad);
1.246 + void (*fogColor3xv)(void* c, const GGLclampx* color);
1.247 +
1.248 + // specify blending parameters
1.249 + void (*blendFunc)(void* c, GGLenum src, GGLenum dst);
1.250 + void (*blendFuncSeparate)(void* c, GGLenum src, GGLenum dst,
1.251 + GGLenum srcAlpha, GGLenum dstAplha);
1.252 +
1.253 + // texture environnement (REPLACE / MODULATE / DECAL / BLEND)
1.254 + void (*texEnvi)(void* c, GGLenum target,
1.255 + GGLenum pname,
1.256 + GGLint param);
1.257 +
1.258 + void (*texEnvxv)(void* c, GGLenum target,
1.259 + GGLenum pname, const GGLfixed* params);
1.260 +
1.261 + // texture parameters (Wrapping, filter)
1.262 + void (*texParameteri)(void* c, GGLenum target,
1.263 + GGLenum pname,
1.264 + GGLint param);
1.265 +
1.266 + // texture iterators (16.16)
1.267 + void (*texCoord2i)(void* c, GGLint s, GGLint t);
1.268 + void (*texCoord2x)(void* c, GGLfixed s, GGLfixed t);
1.269 +
1.270 + // s, dsdx, dsdy, scale, t, dtdx, dtdy, tscale
1.271 + // This api uses block floating-point for S and T texture coordinates.
1.272 + // All values are given in 16.16, scaled by 'scale'. In other words,
1.273 + // set scale to 0, for 16.16 values.
1.274 + void (*texCoordGradScale8xv)(void* c, GGLint tmu, const int32_t* grad8);
1.275 +
1.276 + void (*texGeni)(void* c, GGLenum coord, GGLenum pname, GGLint param);
1.277 +
1.278 + // masking
1.279 + void (*colorMask)(void* c, GGLboolean red,
1.280 + GGLboolean green,
1.281 + GGLboolean blue,
1.282 + GGLboolean alpha);
1.283 +
1.284 + void (*depthMask)(void* c, GGLboolean flag);
1.285 +
1.286 + void (*stencilMask)(void* c, GGLuint mask);
1.287 +
1.288 + // alpha func
1.289 + void (*alphaFuncx)(void* c, GGLenum func, GGLclampx ref);
1.290 +
1.291 + // depth func
1.292 + void (*depthFunc)(void* c, GGLenum func);
1.293 +
1.294 + // logic op
1.295 + void (*logicOp)(void* c, GGLenum opcode);
1.296 +
1.297 + // clear
1.298 + void (*clear)(void* c, GGLbitfield mask);
1.299 + void (*clearColorx)(void* c,
1.300 + GGLclampx r, GGLclampx g, GGLclampx b, GGLclampx a);
1.301 + void (*clearDepthx)(void* c, GGLclampx depth);
1.302 + void (*clearStencil)(void* c, GGLint s);
1.303 +
1.304 + // framebuffer operations
1.305 + void (*copyPixels)(void* c, GGLint x, GGLint y,
1.306 + GGLsizei width, GGLsizei height, GGLenum type);
1.307 + void (*rasterPos2x)(void* c, GGLfixed x, GGLfixed y);
1.308 + void (*rasterPos2i)(void* c, GGLint x, GGLint y);
1.309 +} GGLContext;
1.310 +
1.311 +// ----------------------------------------------------------------------------
1.312 +
1.313 +#ifdef __cplusplus
1.314 +extern "C" {
1.315 +#endif
1.316 +
1.317 +// construct / destroy the context
1.318 +ssize_t gglInit(GGLContext** context);
1.319 +ssize_t gglUninit(GGLContext* context);
1.320 +
1.321 +GGLint gglBitBlti(
1.322 + GGLContext* c,
1.323 + int tmu,
1.324 + GGLint crop[4],
1.325 + GGLint where[4]);
1.326 +
1.327 +#ifdef __cplusplus
1.328 +};
1.329 +#endif
1.330 +
1.331 +// ----------------------------------------------------------------------------
1.332 +
1.333 +#endif // ANDROID_PIXELFLINGER_H
